If a person is intelligent, then of course he is either an agnostic or an atheist. Just as he is a physical coward. They are automatic definitions of high intelligence.

I had always believed, and not only out of cynicism, that a man and a woman could tell in the first ten minutes whether they wanted to go to bed together; and that the time that passed after those first ten minutes represented a tax, which might be worth paying if the article promised to be really enjoyable, but which nine times out of ten became rapidly excessive.

She argued. She cried. She took my faltering, my tortured refusals for something far finer than they really were. At the end of the afternoon, before we left the wood, and with a solemnity and sincerity, a complete dedication of herself that I cannot describe to you because such unconditional promising is another extinct mystery...she said, Whatever happens I shall never marry anyone but you.