I fear it's because religion is man's attempt to reach God, and when he feels he has succeeded, he cannot abide anyone else's claim to have done the same.
The Islam of the 18th, 19th and first half of the 20th century was a poor thing. Nobody bothered about it. Islam was that funny sort of pure system of beliefs that depressed people in the Middle East held as their religion.
There's a generation of people I think without a strong connection to family, to religion, to civic duty. They have a real disassociation from the problems of the world.
Religion is inwardly focused and driven only to sustain itself.
As I have pointed out, it is the Christian tradition that is the most fundamental element in Western culture. It lies at the base not only of Western religion, but also of Western morals and Western social idealism.
Moreover, behind this vague tendency to treat religion as a side issue in modern life, there exists a strong body of opinion that is actively hostile to Christianity and that regards the destruction of positive religion as absolutely necessary to the advance of modern culture.
The secret of a person's nature lies in their religion and what they really believes about the world and their place in it.
In course of time, religion came with its rites invoking the aid of good spirits which were even more powerful than the bad spirits, and thus for the time being tempered the agony of fears.
If there ever was a militant religion, it was that of early New England.
One's religion is one's own possession and he has a right to it.