Truth is the beginning of every good to the gods, and of every good to man.

The essence of knowledge is self-knowledge.

In a democracy only will the freeman of nature design to dwell.

People regard the same things, some as just and others as unjust, - about these they dispute; and so there arise wars and fightings among them.

We obtain better knowledge of a person during one hour's play and games than by conversing with him for a whole year

No intelligent man will ever be so bold as to put into language those things which his reason has contemplated.

Someday, in the distant future, our grand-children' s grand-children will develop a new equivalent of our classrooms. They will spend many hours in front of boxes with fires glowing within. May they have the wisdom to know the difference between light and knowledge.