Evolution does not make happiness its goal; it aims simply at evolution and nothing else.

We have no dreams at all or interesting ones. We should learn to be awake the same way- not at all or in an interesting manner

We set no special value on the possession of a virtue until we percieve that it is entirely lacking in our adversary.

To use the same words is not a sufficient guarantee of understanding; one must use the same words for the same genus of inward experience; ultimately one must have one's experiences in common.

I am alone again and I want to be so; alone with the pure sky and open sea.

Admiration for a quality or an art can be so strong that it deters us from striving to possess it.

They climb the mountain like beasts, stupid and sweating; it seems that no one bothered to tell them that there are beautiful vistas along the way.