First say to yourself what you would be; and then do what you have to do.
-- Epictetus

Nothing endures but personal qualities.
-- Walt Whitman

Nature, to be commanded, must be obeyed.
-- Sir Francis Bacon

You have to allow a certain amount of time in which you are doing nothing in order to have things occur to you, to let your mind think.
-- Mortimer Adler

Nothing fixes a thing so intensely in the memory as the wish to forget it.
-- Michel de Montaigne

Be a craftsman in speech that thou mayest be strong, for the strength of one is the tongue, and speech is mightier than all fighting.
-- Maxims of Ptahhotep, 3400 B.C.

Worry a little bit every day and in a lifetime you will lose a couple of years. If something is wrong, fix it if you can. But train yourself not to worry. Worry never fixes anything.
-- Mary Hemingway