The tragedy of life is what dies in the hearts and souls of people while they live.

The analogy I like is this imagine being able to see the world but you are deaf, and then suddenly someone gives you the ability to hear things as well - you get an extra dimension of perception.

By an application of the theory of relativity to the taste of readers, today in Germany I am called a German man of science, and in England I am represented as a Swiss Jew. If I come to be represented as a bête noire, the descriptions will be reversed, and I shall become a Swiss Jew for the Germans and a German man of science for the English!

You can never solve a problem on the level on which it was created.

Knowledge is dead; the school, however, serves the living.

Time and space are not conditions of existence, time and space is a model for thinking

The laws of gravity cannot be held responcible for people falling in love.