我经常思考劳动和时间。
Success is stumbling from failure to failure with no loss of enthusiasm.
Certainty of evidence does not lead to certainty of belief.
真正的领导者不是命令别人去做什么,而是激发他们的潜能。
领导力在于做出今天艰难的决定,这些决定将为子孙后代带来益处。