Those who fail to learn the lessons of history are doomed to repeat them.

All stable processes we shall predict. All unstable processes we shall control.

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

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

Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.

Evil being the root of mystery, pain is the root of knowledge.

Education is our passport to the future, for tomorrow belongs to the people who prepare for it today.

What we know is a drop, what we don't know is an ocean.

All sciences are vain and full of errors that are not born of Experience, the mother of all Knowledge.

The more I read, the more I acquire, the more certain I am that I know nothing.

I decided to teach because I think that any person who studies philosophy has to be involved actively.

The idea is to try to give all the information to help others to judge the value of your contribution; not just the information that leads to judgment in one particular direction or another.

The great difficulty in education is to get experience out of ideas.

Books are as useful to a stupid person as a mirror is useful to a blind person.

Education is a human right with immense power to transform. On its foundation rest the cornerstones of freedom, democracy and sustainable human development.

Investigate, educate and organize.

Education is the most powerful weapon which you can use to change the world.

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

I have no special talents. I am only passionately curious.

Knowing others is wisdom, knowing yourself is Enlightenment.

My alma mater was books, a good library.... I could spend the rest of my life reading, just satisfying my curiosity.