The greatest deception men suffer is from their own opinions.

When you learn, teach, when you get, give.

Time wounds all heels.

A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools.

Energy may be likened to the bending of a crossbow; decision,to the releasing of a trigger.

Beer: The cause of, and solution to, all of life's problems.

It is better to be looked over than overlooked.

The greatest power we have is the power of choice.

Generosity is giving more than you can, and pride is taking less than you need.

Yesterday is but today's memory and tomorrow is today's dream.

Don't raise your voice, improve your argument.

Our society is run by insane people for insane objectives.

Every aquarium will eventually leak.

He who can destroy a thing, can control a thing.

Learned we may be with another man's learning: we can only be wise with wisdom of our own.

Do not pray for an easy life, pray for the strength to endure a difficult one.

What's done can't be undone.

He who conquers others is strong; he who conquers himself is mighty.

There are two educations. One should teach us how to make a living and the other how to live.

Tomorrow hopes we have learned something from yesterday.

The oldest, shortest words- 'yes' and 'no'- are those which require the most thought.