“One of the secrets of a successful life is to know how to be a little profitably crazy.”

“The whole secret of a successful life is to find out what is one's destiny to do, and then do it.”

“The secret of life is knowing and applying the secrets of life.”

“Tis a secret: none knows how it comes, how it goes:
But the name of the secret is Love!”

“To follow, without halt, one aim: There is the secret of success.”

“You know how to vanquish, Hannibal, but you do not know how to profit from victory.”

“The secret of success in life is for a man to be ready for his opportunity when it comes.”

“The secret of success is learning how to use pain and pleasure instead of having pain and pleasure use you. If you do that, you're in control of your life. If you don't, life controls you.”

“The art of life is to know how to enjoy a little and to endure much.”

“No one has to know. No one would. It would be her secret, one she would share with the mountains only. The question is whether it is a secret she can live with, and Parwana thinks she knows the answer. She has lived with secrets all her life.”