The only way to improve is to challenge yourself against the best.
"Innocence always calls mutely for protection when we would be so much wiser to guard ourselves against it: innocence is like a dumb leper who has lost his bell, wandering the world, meaning no harm."
Profitability and sustainability must go hand in hand, or neither will last.
Emotions are not just reactions; they are also predictors of our future behavior.
城市是社会的一面镜子。