Our reason arises, at the very least, from this twofold lesson of sensuous revelations and human testimonies.

The weakness of ourselves and of our reason makes us see flaws in beauties by making us consider everything piece by piece.

Self knowledge begins with the neighbor, the mirror, and just the same with true self-love; that goes from the mirror to the matter.

Everything the human being heard from the beginning, saw with its eyes, looked upon and touched with its hands was a living word; for God was the word.

Physics is nothing but the ABC's. Nature is an equation with an unknown, a Hebrew word which is written only with consonants to which reason has to add the dots.

What for others is style, for me is soul.

I look upon logical proofs the way a well-bred girl looks upon a love letter