Here is what most muslims really believe.
Pew Research (2007): 26% of younger Muslims in America believe suicide bombings are justified.
35% of young Muslims in Britain believe suicide bombings are justified (24% overall).
42% of young Muslims in France believe suicide bombings are justified (35% overall).
22% of young Muslims in Germany believe suicide bombings are justified.(13% overall).
29% of young Muslims in Spain believe suicide bombings are justified.(25% overall).
http://pewresearch.org/assets/pdf/muslim-americans.pdf#page=60
al-Jazeera (2006): 49.9% of Muslims polled support Osama bin Laden
http://terrorism.about.com/b/2006/09/11/al-jazeeras-readers-on-911-499-support-bin-laden.htm
Pew Research (2010): 49% of Nigerian Muslims have favorable view of al-Qaeda (34% unfavorable)
23% of Indonesians have favorable view of al-Qaeda (56% unfavorable)
34% of Jordanians have favorable view of al-Qaeda
25% of Indonesians have "confidence" in Osama bin Laden (59% had confidence in 2003)
1 in 5 Egyptians have "confidence" in Osama bin Laden
http://pewglobal.org/2010/12/02/muslims-around-the-world-divided-on-hamas-and-hezbollah/
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
http://pewglobal.org/2010/12/02/muslims-around-the-world-divided-on-hamas-and-hezbollah/
83% of Pakistanis support stoning adulterers
78% of Pakistanis support killing apostates
http://www.realcourage.org/2009/08/pakistan-78-percent-call-for-apostate-deaths/