Their little universe is very young, and its god is still a child. But it is too soon to judge them; when We return in the Last Days, We will conside… - Arthur C. Clarke

Yet now, as he roared across the night sky toward an unknown destiny, he found himself facing that bleak and ultimate question which so few men can answer to their satisfaction. What have I done with my life, he asked himself, that the world will be poorer if I leave it.

When in doubt, say nothing and move on.

There is the possibility that humankind can outgrow its infantile tendencies, as I suggested in Childhood's End. But it is amazing how childishly gullible humans are. There are, for example, so many different religions — each of them claiming to have the truth, each saying that their truths are clearly superior to the truths of others — how can someone possibly take any of them seriously? I mean, that's insane. ...Though I sometimes call myself a crypto-Buddhist, Buddhism is not a religion. Of those around at the moment, Islam is the only one that has any appeal to me. But, of course, Islam has been tainted by other influences. The Muslims are behaving like Christians, I'm afraid.