“you don't stop laughing when you grown old, you grow old when you stop laughing.”
“You don't stop laughing when you grow old, you grow old when you stop laughing.”
“You don't stop laughing because you grow old. You grow old because you stop laughing.”
“You don't stop playing because you grow old. You grow old because you stop playing. ”
“But I figure you're never too old to learn. That's when you become old, when you stop being fascinated by things, when you stop wanting to learn and explore ...”
“You don't stop playing because you get old, you get old because you stop playing.”