I think the biggest misconception is that everybody has to learn mathematics. That seems to be a complete mistake.

[John Wheeler] rejuvenated general relativity; he made it an experimental subject and took it away from the mathematicians

The Besicovitch style is architectural. He builds out of simply elements a delicate and complicated architectural structure, usually with a hierarchical plan, and then, when the building is finished, the completed structure leads by simple arguments to an unexpected conclusion. Every Besicovitch proof is a work of art, as carefully constructed as a Bach fugue.

Boiled down to one sentence, my message is the unboundedness of life and the unboundedness of human destiny.

Successful technologies often begin as hobbies. Jacques Cousteau invented scuba diving because he enjoyed exploring caves. The Wright brothers invented flying as a relief from the monotony of their normal business of selling and repairing bicycles.

A model is done when nothing else can be taken out.

There is no way to find the best design except to try out as many designs as possible and discard the failures.