I cannot seriously believe in it [quantum theory] because the theory cannot be reconciled with the idea that physics should represent a reality in time and space, free from spooky actions at a distance [spukhafte Fernwirkungen].

It gives me great pleasure indeed to see the stubbornness of an incorrigible nonconformist warmly acclaimed.

The more cruel the wrong that men commit against an individual or a people, the deeper their hatred and contempt for their victim.

A thought that sometimes makes me hazy: Am I - or are the others crazy?

Every one who is seriously involved in the pursuit of science becomes convinced that a spirit is manifest in the laws of the Universe-a spirit vastly superior to that of man, and one in the face of which we with our modest powers must feel humble.

But their intervention makes our acts to serve ever less merely the immediate claims of our instincts.

It would be better if you began to teach others only after you yourself have learned something.