Let us then take our compass; we are something, and we are not everything. The nature of our existence hides from us the knowledge of first beginning… - Blaise Pascal

Let us then realize our limitations. We are something and we are not everything. Such being as we have conceals from us the knowledge of first principles, which arise from nothingness, and the smallness of our being hides infinity from our sight.

The heart has its reasons which reason knoweth not.

A doubtful balance is made between truth and pleasure, and... the knowledge of one and the feeling of the other stir up a combat the success of which is very uncertain, since, in order to judge of it, it would be necessary to know all that passes in the innermost spirit of the man, of which man himself is scarcely ever conscious.

I can certainly imagine a man without hands, feet, or head, for it is only experience that teaches us that the head is more necessary than the feet. But I cannot imagine a man without thought; he would be a stone or an animal.