A little knowledge that acts is worth infinitely more than much knowledge that is idle.

Human behavior flows from three main sources: desire, emotion, and knowledge

The direction in which education starts a man will determine his future in life

The only true wisdom is in knowing you know nothing.

What is freedom of expression? Without the freedom to offend, it ceases to exist.

Civilization is a race between disaster and education.

No man's knowledge here can go beyond his experience.

Dare to think for yourself.

Industrialize or perish.

If the facts don't fit the theory, change the facts.

The fullness of knowledge only comes through the awareness of ignorance.

Science is what we have learned about how to keep from fooling ourselves.

If one cannot enjoy reading a book over and over again, there is no use in reading it at all.

The knowledge of all things is possible

It is possible to fly without motors, but not without knowledge and skill.

If there were no bad people, there would be no good lawyers.

Liberty without Learning is always in peril and Learning without Liberty is always in vain.

Any knowledge that doesn't lead to new questions quickly dies out: it fails to maintain the temperature required for sustaining life.

Education is a system of imposed ignorance.

What sculpture is to a block of marble, education is to a human soul.

A child educated only at school is an uneducated child.