Ambrose Bierce (1842 - 1914), The Devil's Dictionary
I do not feel obliged to believe that the same God who has endowed us with sense, reason, and intellect has intended us to forgo their use.
Galileo Galilei (1564 - 1642)
Now is the time for all good men to come to.
Walt Kelly, "Pogo" (comic strip)
First secure an independent income, then practice virtue.