Convictions are more dangerous enemies of truth than lies.Courageous, untroubled, mocking and violent-that is what Wisdom wants us to be. Wisdom is a woman, and loves only a warrior.

Does not the discipline of the scientific spirit just commence when one no longer harbours any conviction?

A married philosopher is a comic character.

Enjoying praise is in some people merely a civility of the heart--and just the opposite of a vanity of the spirit.

I hate you most because you attract, but are not strong enough to pull me to you.

On the mountains of truth you can never climb in vain: either you will reach a point higher up today, or you will be training your powers so that you will be able to climb higher tomorrow.

We must remain as close to the flowers, the grass, and the butterflies as the child is who is not yet so much taller than they are. We adults, on the other hand, have outgrown them and have to lower ourselves to stoop down to them. It seems to me that the grass hates us when we confess our love for it. Whoever would partake of all good things must understand how to be small at times.