“The difference between one man and another is not mere ability . . . it is energy.”

“It was from an old friend who thought he was dying. Anyway, he said, 'Life and death issues don't come along that often, thank God, so don't treat everything like it's life or death. Go easier.'”

“One's age should be tranquil, as childhood should be playful. Hard work at either extremity of life seems out of place. At midday the sun may burn, and men labor under it; but the morning and eveni...”

“Spring work is going on with joyful enthusiasm.”

“Enthusiasm is a supernatural serenity.”

“It's faith in something and enthusiasm for something that makes a life worth living.”