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.

Most of us really aren't horribly unique. There are 6 billion of us. Put 'em all in one room and very few would stand out as individuals. So maybe we ought to think of worth in terms of our ability to get along as a part of nature, rather than being the lords over nature

Enlightenments, like accidents, happen only to prepared minds.

Many individuals and organization units contribute to every large decision, and the very problem of centralization and decentralization is a problem of arranging the complex system into an effective scheme.

Learning is any change in a system that produces a more or less permanent change in its capacity for adapting to its environment.

Anything that gives us new knowledge gives us an opportunity to be more rational.

Human beings know a lot of things, some of which are true, and apply them. When we like the results, we call it wisdom.