We should take care not to make the intellect our god: it has, of cour >>
The world is a dangerous place to live; not because of the people who >>
Never lose a holy curiosity. >>
The real trick is to make the moves in your head first, as a way of te >>
Nimble thought can jump both sea and land. >>
You must see your goals clearly and specifically before you can set ou >>
An attempt at visualizing the Fourth Dimension: Take a point, stretch it into a line, curl it into a circle, twist it into a sphere, and punch through the sphere.