The profoundest affinities are those most readily felt, and though a thousand later considerations may overlay and override them, they remain a background and standard for all happiness. If we trace them out we succeed.

There are three traps that strangle philosophy: The church, the marriage bed, and the professor's chair.

That life is worth living is the most necessary of assumptions, and were it not assumed, the most impossible of conclusions.

I believe in the possibility of happiness, if one cultivates intuition and outlives the grosser passions, including optimism.

What is more important in life than our bodies or in the world than what we look like?

Nature in denying us perennial youth has at least invited us to become unselfish and noble.

When men and women agree, it is only in their conclusions; their reasons are always different.