The most difficult We do not deal in facts when we are contemplating ourselves.
Knowledge becomes wisdom only after it has been put to good use.
A man has no business to be depressed by a disappointment, anyway; he ought to make up his mind to get even.
Never argue with a fool, onlookers may not be able to tell the difference.
If you take epitaphs seriously, we ought to bury the living and resurrect the dead.
Name the greatest of all inventors. Accident.