The place of the expert is on tap not on top.
A human being is part of a whole called by us the universe.
If you can't explain it simply, you don't understand it well enough.
I made one great mistake in my life-when I signed the letter to President Roosevelt recommending that atom bombs be made but there was some justification-the danger that the Germans would make them.
A bartender is just a pharmacist with a limited inventory.
It takes a different kind of thinking to solve a problem than the kind of thinking which produced the problem.