I absolutely agree with you. Even Muslims who don't physically commit acts of terrorism themselves, still support them and find them to be morally justifiable given the doctrinal basis for in the Koran and Hadith. Of course not all Muslims are like this but a large number are unfortunately. Here is the evidence:
http://www.thejakartapost.com/detailweekly.asp?fileid=20060728.@03
Pew Global: 68% of Palestinian Muslims say suicide attacks against civilians in defense of Islam are justified. 43% of Nigerian Muslims say suicide attacks against civilians in defense of Islam are justified. 38% of Lebanese Muslims say suicide attacks against civilians in defense of Islam are justified. 15% of Egyptian Muslims say suicide attacks against civilians in defense of Islam are justified. 13% of Indonesian Muslims say suicide attacks against civilians in defense of Islam are justified. 12% of Jordanian Muslims say suicide attacks against civilians in defense of Islam are justified. 7% of Muslim Israelis say suicide attacks against civilians in defense of Islam are justified.
Support for Suicide Bombings and Bin Laden Still High Among Some Muslims | CNS News (Pew Global Attitudes Project September, 2009)
Center for Social Cohesion: One Third of British Muslim students support killing for Islam
WikiLeaks: 1 in 3 British Muslim students back killing for Islam, 40% want Sharia law | Daily Mail Online Islam-40-want-Sharia-law.html
http://www.socialcohesion.co.uk/pdf/IslamonCampus.pdf
Policy Exchange: One third of British Muslims believe anyone who leaves Islam should be killed
http://www.civitas.org.uk/pdf/ShariaLawOrOneLawForAll.pdf
NOP Research: 78% of British Muslims support punishing the publishers of Muhammad cartoons;
Many British Muslims Put Islam First - CBS News WebCite query result
NOP Research: Hardcore Islamists comprise 9% of Britain's Muslim population; Another 29% would "aggressively defend" Islam;
http://www.cbsnews.com/stories/2006/...ate=2011-04-06 WebCite query result
Pew Research (2010): 84% of Egyptian Muslims support the death penalty for leaving Islam 86% of Jordanian Muslims support the death penalty for leaving Islam 30% of Indonesian Muslims support the death penalty for leaving Islam 76% of Pakistanis support death the penalty for leaving Islam 51% of Nigerian Muslims support the death penalty for leaving Islam
Muslim Publics Divided on Hamas and Hezbollah | Pew Research Center's Global Attitudes Project
ICM Poll: 11% of British Muslims find violence for religious or political ends acceptable.
http://www.icmresearch.co.uk/reviews/2004/Guardian Muslims Poll Nov 04/Guardian Muslims Nov04.asp More Survey Research from a British Islamist Hell :: Daniel Pipes
Terrorism Research Institute Study: 51% of mosques in the U.S. have texts on site rated as severely advocating violence; 30% have texts rated as moderately advocating violence; and 19% have no violent texts at all.
Sharia Adherence Mosque Survey: Correlations between Sharia Adherence and Violent Dogma in U.S. Mosques | Kedar | Perspectives on Terrorism
9/11 Attacks
al-Arabiya: 36% of Arabs polled said the 9/11 attacks were morally justified; 38% disagreed; 26% Unsure
http://www.alarabiya.net/articles/2011/09/10/166274.html
Gallup: 38.6% of Muslims believe 9/11 attacks were justified (7% "fully", 6.5% "mostly", 23.1% "partially")
Elder Of Ziyon - Israel News: That "tiny percentage of radical Muslims" again Just Like Us! Really? - The Washington Institute for Near East Policy
Pew Research (2011): Large majorities of Muslims believe in 9/11 conspiracy
Muslim-Western Tensions Persist | Pew Research Center's Global Attitudes Project
Pew Research (2006): Only 17% of British Muslims believe that Arabs carried out the September 11th attacks.
Poll shows Muslims in Britain are the most anti-western in Europe | World news | The Guardian
Sharia (Islamic Law)
83% of Pakistanis support stoning adulterers 78% of Pakistanis support killing apostates
Pakistan: New Poll Shows 78 Percent of Pakistanis Support Death Penalty for Leaving Islam :: Responsible for Equality And Liberty (R.E.A.L.)
Center for Social Cohesion: 40% of British Muslim students want Sharia
http://www.dailymail.co.uk/news/arti...haria-law.html http://www.socialcohesion.co.uk/pdf/IslamonCampus.pdf
ICM Poll: 40% of British Muslims want Sharia in the UK
Poll reveals 40pc of Muslims want sharia law in UK - Telegraph
GfK NOP: 28% of British Muslims want Britain to be an Islamic state
http://www.civitas.org.uk/pdf/ShariaLawOrOneLawForAll.pdf
NOP Research: 68% of British Muslims support the arrest and prosecution of anyone who insults Islam;
Many British Muslims Put Islam First - CBS News WebCite query result
MacDonald Laurier Institute: 62% of Muslims want Sharia in Canada (15% say make it mandatory)
Strong support for Shariah in Canada | Canada | News | Toronto Sun Much good news and some worrying results in new study of Muslim public opinion in Canada | Macdonald-Laurier Institute
World Public Opinion: 81% of Egyptians want strict Sharia imposed in every Islamic country 76% of Pakistanis want strict Sharia imposed in every Islamic country 49% (plurality) of Indonesians want strict Sharia imposed in every Islamic country 76% of Moroccans want strict Sharia imposed in every Islamic country
http://www.worldpublicopinion.org/pipa/pdf/feb09/STARTII_Feb09_rpt.pdf
World Public Opinion: 64% of Egyptians said it was “very important for the government” to “apply traditional punishments for crimes such as stoning adulterers.”
http://www.worldpublicopinion.org/pipa/pdf/feb09/STARTII_Feb09_rpt.pdf
Pew Research (2010): 77% of Egyptian Muslims favor floggings and amputation 58% of Jordanian Muslims favor floggings and amputation 36% of Indonesian Muslims favor floggings and amputation 82% of Pakistanis favor floggings and amputation 65% of Nigerian Muslims favor floggings and amputation
Muslim Publics Divided on Hamas and Hezbollah | Pew Research Center's Global Attitudes Project
Pew Research (2010): 82% of Egyptian Muslims favor stoning adulterers 70% of Jordanian Muslims favor stoning adulterers 42% of Indonesian Muslims favor stoning adulterers 82% of Pakistanis favor stoning adulterers 56% of Nigerian Muslims favor stoning adulterers
Muslim Publics Divided on Hamas and Hezbollah | Pew Research Center's Global Attitudes Project
Honor Killings
Turkish Ministry of Education: 1 in 4 Turks Support Honor Killings
Turkey: Poll ? Over a Quarter Support Islamic Supremacist ?Honor Killings? :: Responsible for Equality And Liberty (R.E.A.L.) TODAY'S ZAMAN
Civitas: 1 in 3 Muslims in the UK strongly agree that a wife should be forced to obey her husband's bidding
http://www.imaginate.uk.com/MCC01_SURVEY/Site Download.pdf http://www.civitas.org.uk/pdf/ShariaLawOrOneLawForAll.pdf
BBC Poll: 1 in 10 British Muslims support killing a family member over "dishonor".
Honour killing ? a stain on our nation « Express & Star
Middle East Quarterly: 91 percent of honor killings are committed by Muslims worldwide.
Honour Killing Entrenched in Islam
95% of honor killings in the West are perpetrated by Muslim fathers and brothers or their proxies.
Barbara Kay: Continue calling ?honour killings? by its rightful name | National Post
A survey of Muslim women in Paris suburbs found that three-quarters of them wear their masks out of fear - including fear of violence.
Canada gets it right with veil rules | North Bay Nugget
Two-thirds of young British Muslims agree that 'honor' violence is acceptable.
'Honour' violence is acceptable, say one in five young British Asians | Daily Mail Online