Man alone contains within himself as many species as exist on earth.

He understands badly who listens badly.

Thegreatest lesson in life is to know that even fools are right sometimes.

Fourthings come not back: the spoken word, the spent arrow, the past life, and theneglected opportunity.

Superioty and inferiority are individual, not racial or national.

There is something monstrous in commands couched in invented and unfamiliar language, an alien master is the worst of all. The language of the law must not be foreign to the ears of those who are to obey it.

Power comes from sincere service

It is throughcooperation, rather than conflict, that your greatest successes will bederived.

What matter is not to add years to your life but to add life to your years.

Knowingthat everything's futile but still fighting, still raging against the dying ofthe light that's what motivates me all the time ... If you hold that sense offutility in your head for too long, it can begin to eat into you. You canstill be aware of it

Enthusiasm sees only the down payment.

Experience is a hard teacher because SHE gives the test first, the lesson afterwards.