Melancholy is at the bottom of everything, just as at the end of all rivers is the sea. Can it be otherwise in a world where nothing lasts, where all that we have loved or shall love must die? Is death, then, the secret of life? The gloom of an eternal mourning enwraps, more or less closely, every serious and thoughtful soul, as night enwraps the universe.

To know how to suggest is the art of teaching.

To understand is to possess the thing understood, first by sympathy and then by intelligence.

So long as a person is capable of self-renewal they are a living being. -Henri

The philosopher aspires to explain away all mysteries, to dissolve them into light. Mystery on the other hand is demanded and pursued by the religious instinct; mystery constitutes the essence of worship, the power of proselytism.

It is not what he had, or even what he does which expresses the worth of a man, but what he is.

To know where one is going and what one wishes - this is order ... to organize one's life to distribute one's time ... all this belong to and is included in the word order.