“Don’t go around saying the world owes you a living. The world owes you nothing. It was here first.”

“Don't go around thinking the world owes you a living. It was here first.”

“The world owes you nothing. It was here first.”

“Worrying is like paying a debt you don't owe.”

“Eat a live frog first thing in the morning and nothing worse will happen to you the rest of the day.”

“You know that kind of quiver that trembles around through you when you are seeing something so strange and enchanting and wonderful that it is just a fearful joy to be alive and look at it; and you know how you gaze, and your lips turn dry and your breath comes short, but you wouldn't be anywhere but there, not for the world.”

“There is nothing in the world like persuasive speech to fuddle the mental apparatus.”