Incompetence is the true crisis.

God does not care about our mathematical difficulties. He integrates empirically.

Man would indeeded be in a poor way if he had to be restrained by fear of punishment and hope of reward after death.

Whether or not you can observe a thing depends upon the theory you use. It is the theory which decides what can be observed.

This is a question too difficult for a mathematician. It should be asked of a philosopher"(when asked about completing his income tax form)

In any conflict between humanity and technology, humanity will win.

The only way to escape the corruptible effect of praise is to go on working.