There are no limitations to the mind except those we acknowledge.

Men build too many walls and not enough bridges.

In a good bookroom you feel in some mysterious way that you are absorbing the wisdom contained in all the books through your skin, without even opening them.

A house divided against itself cannot stand.

I don't know, I don't care, and it doesn't make any difference.

It is better to remain silent and be thought a fool than to open one's mouth and remove all doubt.

A good teacher protects his pupils from his own influence.

If you have no problems, then you have no clue to what is going.

One never notices what has been done; one can only see what remains to be done.

If you don't behave as you believe, you will end by believing as you behave.

It is not titles that honor men, but men that honor titles.

The greatest deception men suffer is from their own opinions.

Whatever the mind of man creates, should be controlled by man's character

What you're thinking is what you're becoming.

If you would take, you must first give, this is the beginning of intelligence.

You are the bows from which your children as living arrows are sent forth.

Power always thinks it has a great soul and vast views beyond the comprehension of the weak.

Judge a man by his questions rather than by his answers.

He who chooses the beginning of the road chooses the place it leads to.

Intelligence is the ability to adapt to change.

We seldom realize, for example that our most private thoughts and emotions are not actually our own. For we think in terms of languages and images which we did not invent, but which were given to us by our society.