Knowing is not enough; we must apply. Willing is not enough; we must do.

Educate the children and it won't be necessary to punish the men.

The only good is knowledge and the only evil is ignorance.

A spirit of national masochism prevails, encouraged by an effete corps of impudent snobs who characterize themselves as intellectuals.

The first principle is that you must not fool yourself and you are the easiest person to fool.

Education is a system of imposed ignorance.

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

Make it a rule never to give a child a book you would not read yourself.

He who would learn to fly one day must first learn to stand and walk and run and climb and dance; one cannot fly into flying.

Knowledge, Action, Devotion are complementary to each other.

Industrialize or perish.

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

Physics is like sex: sure, it may give some practical results, but that's not why we do it.

What is now proved was once only imagined.

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

I think that kids have a greater capacity for processing things than we give them credit for.

Investigate, educate and organize the country must progress, productive works and industries are the main avenues at present next to education for the advancement of the country

Study without desire spoils the memory, and it retains nothing that it takes in.

A cynic is a man who knows the price of everything, and the value of nothing.

Don't worry that children never listen to you; worry that they are always watching you.

I am so clever that sometimes I don't understand a single word of what I am saying.