Whether you think that you can, or that you can’t, you are usually right. (Henry Ford)

Nothing in the world is more dangerous than sincere ignorance and conscientious stupidity. (Martin Luther King Jr.)

I find that the harder I work, the more luck I seem to have. (Thomas Jefferson)

Blessed is the man, who having nothing to say, abstains from giving wordy evidence of the fact. (George Eliot)