“You can never plan the future by the past.”

“In three words I can sum up everything I’ve learned about life: it goes on.”

“Singleness of purpose is one of the chief essentials for success in life, no matter what may be one’s aim.”

“Use what talents you possess; the woods would be very silent if no birds sang there except those that sang best.”

“When a thing is done, it’s done. Don’t look back. Look forward to your next objective.”

“Lost time is never found again.”

“The two most important days in your life are the day you are born and the day you find out why.”

“He who has a why to live can bear almost any how.”

“Take into account that great love and great achievements involve great risk.”

“It is the province of knowledge to speak, and it is the privilege of wisdom to listen.”

“If you talk to a man in a language he understands, that goes to his head. If you talk to him in his language, that goes to his heart.”