“A fool thinks himself to be wise, but a wise man knows himself to be a fool.”
– William Shakespeare

“Clean out my cell
 And take my tail to jail
 'Cause better to be in jail fed
 Than to be in Vietnam, dead.”
– Cassius Clay (before he was Muhammad Ali)

“Be courageous. I have seen many depressions in business. Always America has emerged from these stronger and more prosperous. Be brave as your fathers before you. Have faith! Go forward!“
– Thomas Alvah Edison