What separates me from most so-called atheists is a feeling of utter humility toward the unattainable secrets of the harmony of the cosmos.

In every true searcher of Nature there is a kind of religious reverence, for he finds it impossible to imagine that he is the first to have thought out the exceedingly delicate threads that connect his perceptions

You ask me if I keep a notebook to record my great ideas. I've only ever had one.

My life is a simple thing that would interest no one. It is a known fact that I was born, and that is all that is necessary.

Don't dream of being a good person, be a human being is valuable and gives value to life.

In my relativity theory I set up a clock at every point in space, but in reality I find it difficult to provide even one clock in my room.

Everything that the human race has done and thought is concerned with the satisfaction of deeply felt needs and the assuagement of pain. One has to keep this constantly in mind if one wishes to understand spiritual movements and their development. Feeling and longing are the motive force behind all human endeavor and human creation, in however exalted a guise the latter may present themselves to us.