Love is blind, but marriage restores its sight.

Perhaps pure reason without heart would never have thought of God.

There were honest people long before there were Christians and there are, God be praised, still honest people where there are no Christians. It could therefore easily be possible that people are Christians because true Christianity corresponds to what they would have been even if Christianity did not exist.

If another Messiah was born he could hardly do so much good as the printing-press.

People who have read a good deal rarely make great discoveries. I do not say this in excuse of laziness, but because invention presupposes an extensive independent contemplation of things.

Delight at having understood a very abstract and obscure system leads most people to believe in the truth of what it demonstrates.

The great rule: If the little bit you have is nothing special in itself, at least find a way of saying it that is a little bit special.