“No man was ever wise by chance.”

Learning never exhausts the mind.

Men are like the stars; some generate their own light while others reflect the brilliance they receive.

Don't raise your voice, improve your argument.

The mind is not a vessel to be filled, but a fire to be kindled.

Tradition becomes our security, and when the mind is secure it is in decay.

Freedom from the desire for an answer is essential to the understanding of a problem.

Those who know do not speak. Those who speak do not know.

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