The writer's task is not to judge, but to understand.
Both incentives and punishments elicit powerful responses.
世界是一本书,不旅行的人只读了其中一页。
可持续性不是一种趋势,而是我们共同的责任。
Success is a lousy teacher. It seduces smart people into thinking they can't lose.
I train, I focus, I prepare, and then I trust in my training.