Intellectual growth should commence at birth and cease only at death.

Why do people speak of great men in terms of nationality? Great Germans, great Englishmen? Goethe always protested against being called a German poet. Great men are simply men and are not to be considered from the point of view of nationality, nor should the environment in which they were brought up be taken into account.

Check out not to become a man or woman of achievement, but instead seek to become a particular person of price.

True knowledge comes with deep understanding of a topic and its inner workings.

Knowledge is realizing that the street is one way; wisdom is looking in both directions anyway.

It is harder to crack prejudice than an atom.

I am exclusively occupied with the problem of gravitation and hope with the help of a local mathematician friend [Marcel Grossman] to overcome all the difficulties. One thing is certain, however, that never in life have I been quite so tormented. A great respect for mathematics has been instilled within me, the subtler aspects of which, in my stupidity, I regarded until now as pure luxury.