If you can't explain it simply, you don't understand it well enough.
The reading of all good books is like conversation with the finest men of past centuries.
I prefer the company of peasants because they have not been educated sufficiently to reason incorrectly.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it.
I had rather excel others in the knowledge of what is excellent, than in the extent of my power and dominion
Suddenly degrees aren't worth anything. Isn't that true? When I was a student, if you had a degree, you had a job. If you didn't have a job it's because you didn't want one. And I didn't want one, frankly.
A little knowledge is a dangerous thing. So is a lot.
For a successful technology, reality must take precedence over public relations, for Nature cannot be fooled.
The progressive development of man is vitally dependent on invention.
Those who fail to learn the lessons of history are doomed to repeat them.
Knowledge, Action, Devotion are complementary to each other.
Never help a child with a task at which he feels he can succeed.
A child educated only at school is an uneducated child.
The great difficulty in education is to get experience out of ideas.
Education is the best friend. An educated person is respected everywhere. Education beats the beauty and the youth.
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.
Just because I don't care doesn't mean I don't understand.
Books are for people who wish they were somewhere else.
The idea is to try to give all the information to help others to judge the value of your contribution; not just the information that leads to judgment in one particular direction or another.
The more I read, the more I acquire, the more certain I am that I know nothing.
To every action there is always an equal and opposite or contrary, reaction