Quote by Pliny the Younger
"Humor is the only weapon that does not diminish with use."
More from Pliny the Younger
"It is a mistake to suppose that the love of self is inherent in man; it is far more natural to him to love others."
"The time for action is now. It's never too late to do something."
"A man's true wealth is the good he does in the world."
"Knowledge is power, and the pursuit of it is the noblest of endeavors."