We could never learn to be brave and patient, if there were only joy in the world

Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.

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

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

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

Knowledge becomes evil if the aim be not virtuous.

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

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

Reading without reflecting is like eating without digesting.

Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.

In mathematics you don't understand things. You just get used to them.

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

Show me a family of readers, and I will show you the people who move the world.

It isn't what we don't know that gives us trouble, it's what we know that ain't so.

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

To every action there is always an equal and opposite or contrary, reaction

Many much-learned men have no intelligence.

It is not enough for the teacher to love the child. She must first love and understand the universe. She must prepare herself, and truly work at it.

Reading furnishes the mind only with materials of knowledge; it is thinking that makes what we read ours.

To educate a person in the mind but not in morals is to educate a menace to society.

Common sense is the collection of prejudices acquired by age eighteen.