Think of the design process as involving first the generation of alternatives and then the testing of these alternatives against a whole array of requirements and restraints.

Learning results from what the student does and thinks, and only from what the student does and thinks. The teacher can advance learning only by influencing the student to learn.

One of the first rules of science is if somebody delivers a secret weapon to you, you better use it

Maybe we ought to have a world in which things are divided between people kind of fairly.

I don't care how big and fast computers are, they're not as big and fast as the world.

Enlightenments, like accidents, happen only to prepared minds.

All behavior involves conscious or unconscious selection of particular actions out of all those which are physically possible to the actor and to those persons over whom he exercises influence and authority.