I fully agree with you statement "These two organized religion has killed most people in the world in the name of religion. " but most of these killings have been done for political gains and not because of religion.
It is because of narrowminded followers and not because of religion. Religion does not tell you to go and slit somone's throat.
I don%u2019t understand what do you mean by idiotic monopoly. If any idiotic monopoly teaches you to be honest and good, I don%u2019t see any reason in not accepting it.