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

You can never be overdressed or overeducated.

The only good is knowledge and the only evil is ignorance.

I prefer the company of peasants because they have not been educated sufficiently to reason incorrectly.

The fullness of knowledge only comes through the awareness of ignorance.

I do not know how to teach philosophy without becoming a disturber of the peace.

Books are for people who wish they were somewhere else.

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

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.

Just when I thought there wasn't room enough for another thought in my head, I had this great idea.

The reading of all good books is like conversation with the finest men of past centuries.

The only true wisdom is in knowing you know nothing.

The task of a writer is not to solve the problem but to state the problem correctly.

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

No man's knowledge here can go beyond his experience.

If there were no bad people, there would be no good lawyers.

I cannot live without books.

Science is a rising force, It is creating a new world about us. It needs to be watched and pressed into service, and in any case, it would be courting disaster to ignore it.

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

Education is the kindling of a flame, not the filling of a vessel.

I am indebted to my father for living, but to my teacher for living well.