When Theodore Roosevelt was in the White House, he confessed that if he could be right 75 percent of the time, he would reach the highest measure of his expectation. . . . If that was the highest rating that one of the most distinguished men of the twentieth century could hope to obtain, what about you and me?
Dale CarnegieIf we are so contemptibly selfish that we canโt radiate a little happiness and pass on a bit of honest appreciation without trying to screw something out of the other person in returnโif our souls are no bigger than sour crab apples, we shall meet with the failure we so richly deserve.
Dale CarnegieLet's fight for our happiness by following a daily program of cheerful and constructive thinking.
Dale CarnegieIt was this desire for a feeling of importance that led an uneducated, poverty-stricken grocery clerk to study some law books he found in the bottom of a barrel of household plunder that he had bought for fifty cents. You have probably heard of this grocery clerk. His name was Lincoln.
Dale Carnegie