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

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 real solution lies in a world in which charity will have become unnecessary.

The schools ain't what they used to be and never was.

When you know better you do better.

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.

If you want the present to be different from the past, study the past.

You can never learn less, you can only learn more.

Intelligence plus character-that is the goal of true education.

Education is the best friend. An educated person is respected everywhere. Education beats the beauty and the youth.

I had rather excel others in the knowledge of what is excellent, than in the extent of my power and dominion

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

Know what you are talking about.

There is no authority who decides what is a good idea.

You can never be overdressed or overeducated.

The whole of science is nothing more than a refinement of everyday thinking.

If one cannot enjoy reading a book over and over again, there is no use in reading it at all.

I decided to teach because I think that any person who studies philosophy has to be involved actively.

I cannot teach anybody anything. I can only make them think

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

Seek knowledge from the cradle to the grave.