The comprehensibility of the world seems to me a wonder or eternal secret. Here lies the sense of wonder which increases even more with the development of our knowledge.

Playfullness is the essential feature of productive thought.

To dwell on the things that depress or anger us does not help in overcoming them. One must knock them down alone.

I am enough of an artist to draw freely upon my imagination.

The most precious things in life are not those you get for money.

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.

Imagination Is More Powerful Than Knowledge Because Knowledhe Is Limited But Imagination Is Without Boundaries