Mere thinking cannot reveal to us the highest purpose.

The great moral teachers of humanity were in a way artistic geniuses in the art of living.

God is a scientist, not a magician.

I myself should also be dead already, but I am still here.

The satisfaction of physical needs is indeed the indispensable pre-condition of a satisfactory existence, but in itself it is not enough. In order to be content, men must also have the possibility of developing their intellectual and artistic powers to whatever extent accords with their personal characteristics and abilities.

A knowledge of the existence of something we cannot penetrate, of the manifestations of the profoundest reason and the most radiant beauty - it is this knowledge and this emotion that constitute the truly religious attitude; in this sense, and in this alone, I am a deeply religious man.

If you're not sure why you're doing something, you can never do enough of it. Imagination is more important than knowledge.