No soul of high estate can take pleasure in slander. It betrays a weakness.

All evil stems from this-that we do. Know how to handle your solitude.

Our notion of symmetry is derived form the human face. Hence, we demand symmetry horizontally and in breadth only, not vertically nor in depth.

Those great efforts of intellect, upon which the mind sometimes touches, are such that it cannot maintain itself there. It only leaps to them, not as upon a throne, forever, but merely for an instant.

One must know oneself. If this does not serve to discover truth, it at least serves as a rule of life and there is nothing better.

The state of man is inconstancy, ennui, anxiety.

There are vices which have no hold upon us, but in connection with others; and which, when you cut down the trunk, fall like the branches.