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

“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.”

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

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

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

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

“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.”

“Lost time is never found again.”

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

“Common sense is genius dressed in its working clothes.”