To learn you need a certain degree of confidence, not too much and not too little. If you have too little confidence, you will think you can't learn. If you have too much, you will think you don't have to learn.

No matter what our achievements might be, we think well of ourselves only in rare moments. We need people to bear witness against our inner judge, who keeps book on our shortcomings and transgressions. We need people to convince us that we are not as bad as we think we are.

It is often the failure who is the pioneer in new lands, new undertakings, and new forms of expression.

Action can give us the feeling of being useful, but only words can give us a sense of weight and purpose.

Children are the keys of paradise.

He who has nothing and wants something is less frustrated than he who has something and wants more.

For men to plunge headlong into an undertaking of vast change, they must be intensely discontented yet not destitute, and they must have the feeling that by the possession of some potent doctrine, infallible leader or some new technique they have access to a source of irresistible power.