"The good opinion of mankind, like the lever of Archimedes, with the given fulcrum, moves the world."
"An important lever for sustained action in tackling poverty and reducing hunger is money."
"Give me a lever long enough and a fulcrum on which to place it, and I shall move the world."
"He was thinking alone, and seriously racking his brain to find a direction for this single force four times multiplied, with which he did not doubt, as with the lever for which Archimedes sought, they should succeed in moving the world, when some one tapped gently at his door."
"Since narcissism is fueled by a greater need to be admired than to be liked, psychologists might use that fact as a therapeutic lever - stressing to patients that being known as a narcissist will actually cause them to lose the respect and social status they crave."