The man with the greatest soul will always face the greatest war with the low minded person.

The idle man does not know what it is to enjoy rest.

Only strong characters can resist the temptation of superficial analysis.

This is a time, when there seems to be a particular need for friends of wisdom and truth to join together.

You cannot solve current problems with current thinking. Current problems are the result of current thinking.

New frameworks are like climbing a mountain - the larger view encompasses rather than rejects the more restricted view.

Convictions can best be supported with experience and clear thinking.