All education should be directed toward the refinement of the individual's sensibilities in relation not only to one's fellow humans everywhere, but to all living things whatsoever.

The deepest personal defeat suffered by human beings is constituted by the difference between what one was capable of becoming and what one has in fact become.

In Victorian times the purpose of life was to develop a personality once and for all and then stand on it.

It is the mark of the cultured man that he is aware of the fact that equality is an ethical and not a biological principle

The idea is to die young as late as possible.

... the main principle by which human beings must guide the future course of their development is love.

The natural superiority of women is a biological fact, and a socially acknowledged reality.