What's done can't be undone.
When prosperity comes, do not use all of it.
It takes a great deal of bravery to stand up to our enemies, but just as much to stand up to our friends.
Things which matter most must never be at the mercy of things which matter least.
Nobody has the power to take two steps together; you can take only one step at a time.
The one you buy will be the only one that doesn't work.
Those who can not change their minds can not change anything.
Attitude, not Aptitude, determines Altitude.
Muddy water is best cleared by leaving it alone.
Think globally, act locally.
The greatest of all mistakes is to do nothing because you think you can only do a little
Never do anything when you are in a temper, for you will do everything wrong.
Man is the only creature who refuses to be what he is.
Moderation in temper is always a virtue; but moderation in principle is always a vice.
If you do what you've always done, you'll get what you've always gotten.
If you have no problems, then you have no clue to what is going.
Work is the price which is paid for reputation.
Yesterday is but today's memory and tomorrow is today's dream.
Thought can be so seductive and hypnotic that it absorbs your attention totally, so you become your thoughts.
Do not reveal what you have thought upon doing, but by wise council keep it secret being determined to carry it into execution.
None but ourselves can free our minds.