A good teacher protects his pupils from his own influence.
Real knowledge is to know the extent of one's ignorance.
In the practice of tolerance, one's enemy is the best teacher.
It is a cliche that most cliches are true, but then like most cliches, that cliche is untrue.
We never see ourselves as others see us.
There is geometry in the humming of the strings. There is music in the spacing of the spheres.
We sometimes congratulate ourselves at the moment of waking from a troubled dream; it may be so the moment after death.
In any moment of decision, the best thing you can do is the right thing. The worst thing you can do is nothing.
A man is literally what he thinks.
Share our similarities, celebrate our differences.
I've never known any trouble than an hour's reading didn't assuage.
Accuracy is the twin brother of honesty; inaccuracy, of dishonesty.
I have no desire to make windows into mens souls
One must wait until the evening to see how splendid the day has been.
Be frank and explicit. That is the right line to take when you wish to conceal your own mind and to confuse the minds of others.
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.
Sometimes one creates a dynamic impression by saying something, and sometimes one creates as significant an impression by remaining silent.
Science may set limits to knowledge, but should not set limits to imagination.
Having a great intellect is no path to being happy.
Learned we may be with another man's learning: we can only be wise with wisdom of our own.
You can be rich in spirit, kindness, love and all those things that you can't put a dollar sign on.