Success = 1 part work + 1 part play + 1 part keep your mouth shut

A theory is the more impressive the greater the simplicity of its premises is, the more different kinds of things it relates, and the more extended its area of applicability.

Insanity: doing the same thing over and over again and expecting different results.

Everyone must become their own person, however frightful that may be.

While you're trying to get ahead, remember to get aheart as well. When your only problem IS a nail, all you want is a decent hammer. There are only two ways to live your life: one is as though nothing is a miracle; the other is as though everything is a miracle.

Desire for approval and recognition is a healthy motive, but the desire to be acknowledged as better, stronger, or more intelligent than a fellow being or fellow scholar easily leads to an excessively egoistic psychological adjustment, which may become injurious for the individual and for the community.

[Misquotation; not by Einstein.] If only I had known, I should have become a watchmaker. [Apparently remorseful for his role in the development of the atom bomb.]