“The secret of happiness is something to do”

“To learn something new, take the path that you took yesterday.”

“Do not despise your own place and hour. Every place is under the stars, every place is the center of the world.”

“You can get discouraged many times, but you are not a failure until you begin to blame somebody else and stop trying.”

“Look underfoot. You are always nearer to the true sources of your power than you think. The lure of the distant and the difficult is deceptive. The great opportunity is where you are. Don't despise your own place and hour. Every place is the center of the world.”

“I still find each day too short for all the thoughts I want to think, all the walks I want to take, all the books I want to read, and all the friends I want to see.”

“If I were to name the three most precious resources of life, I should say books, friends, and nature....”