Example isn't another way to teach, it is the only way to teach.

When the solution is simple, God is answering.

The great need to grasp principles had caused me to spend most of my time on fruitless persuits.

The equation for ego is: One over Knowledge.

This is too difficult for a mathematician. It takes a philosopher. The hardest thing in the world to understand is the income tax.

What physics looks for: The simplest possible system of thought which will bind together the observed facts.

The pursuit of knowledge is more valuable than its possession.