“All art is but imitation of nature.”

“A great pilot can sail even when his canvas is rent.”

“Men do not care how nobly they live, but only how long, although it is within the reach of every man to live nobly, but within no man's power to live long.”

“The best ideas are common property.”

“Men learn while they teach.”

“Most men ebb and flow in wretchedness between the fear of death and the hardships of life; they are unwilling to live, and yet they do not know how to die.”

“Optimism is the faith that leads to achievement; nothing can be done without hope.”

“One can never consent to creep when one feels an impulse to soar.”

“When one door of happiness closes, another opens; but often we look so long at the closed door that we do not see the one which has been opened for us.”

“You may never know what results come of your actions. But if you do nothing, there will be no result.”

“What man actually needs is not a tensionless state but rather the striving and struggling for some goal worthy of him. What he needs is not the discharge of tension at any cost, but the call of a potential meaning waiting to be fulfilled by him.”

“The time is always right to do what's right.”