It is not a lack of real affection that scares me away again and again from marriage. Is it a fear of the comfortable life, of nice furniture, of dishonor that I burden myself with, or even the fear of becoming a contented bourgeois.

The development of general ability for independent thinking and judgment should always be placed foremost, not the acquisition of special knowledge.

Most people stop looking when they find the proverbial needle in the haystack. I would continue looking to see if there were other needles.

All that is valuable in human society depends upon the opportunity for development accorded the individual.

When the number of factors coming into play in a phenomenological complex is too large scientific method in most cases fails. One need only think of the weather, in which case the prediction even for a few days ahead is impossible. Nevertheless, no one doubts that we are confronted with a causal connection whose causal components are in the main known to us. Occurrences in this domain are beyond the reach of exact prediction because of the variety of factors in operation, not because of any lack of order in nature.

Hail to the man who went through life always helping others, knowing no fear, and to whom aggressiveness and resentment are alien. Such is the stuff of which the great moral leaders are made.

We cannot solve our problems with the same thinking we used when we created them.