Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.
There is nothing more notable in Socrates than that he found time, when he was an old man, to learn music and dancing, and thought it time well spent.
A child educated only at school is an uneducated child.
Real knowledge is to know the extent of one's ignorance.
The real solution lies in a world in which charity will have become unnecessary.
Better know nothing than half-know many things.
Evil being the root of mystery, pain is the root of knowledge.
Imagination is the source of every form of human achievement. And it's the one thing that I believe we are systematically jeopardizing in the way we educate our children and ourselves.
Don't worry that children never listen to you; worry that they are always watching you.
We could never learn to be brave and patient, if there were only joy in the world
If I could explain it to the average person, I wouldn't have been worth the Nobel Prize.
It is what you read when you don't have to that determines what you will be when you can't help it.
Any knowledge that doesn't lead to new questions quickly dies out: it fails to maintain the temperature required for sustaining life.
That men do not learn very much from the lessons of history is the most important of all the lessons that history has to teach.
Imagination is more important than knowledge.
Words can be like X-rays if you use them properly - they'll go through anything. You read and you?re pierced.
The most important part of teaching is to teach what it is to know.
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.
The deepest sin against the human mind is to believe things without evidence.
What is freedom of expression? Without the freedom to offend, it ceases to exist.
There is one quality which one must possess to win, and that is definiteness of purpose, the knowledge of what one wants, and a burning desire to possess it.