All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.
The whole of science is nothing more than a refinement of everyday thinking.
I am so clever that sometimes I don't understand a single word of what I am saying.
If you want the present to be different from the past, study the past.
Patience is a virtue, and I'm learning patience. It's a tough lesson.
Better know nothing than half-know many things.
A thought is an idea in transit.
Education is an ornament for the prosperous, a refuge for the unfortunate.
The books that the world calls immoral are books that show the world its own shame.
The great difficulty in education is to get experience out of ideas.
Evil being the root of mystery, pain is the root of knowledge.
The reading of all good books is like conversation with the finest men of past centuries.
Just because I don't care doesn't mean I don't understand.
Knowledge is power. Information is liberating. Education is the premise of progress, in every society, in every family.
Education is a human right with immense power to transform. On its foundation rest the cornerstones of freedom, democracy and sustainable human development.
To read is to fly: it is to soar to a point of vantage which gives a view over wide terrains of history, human variety, ideas, shared experience and the fruits of many inquiries.
If the facts don't fit the theory, change the facts.
The highest activity a human being can attain is learning for understanding, because to understand is to be free.
Don't worry that children never listen to you; worry that they are always watching you.
All stable processes we shall predict. All unstable processes we shall control.
Investigate, educate and organize.