The strongest is never strong enough to be always the master unless he transforms strength into right and obedience into duty.
最强大的人永远不足以始终成为主宰,除非他将力量转化为权利,将服从转化为义务。
Leadership means making tough decisions today for a better tomorrow.
可持续性已不再是一种选择,而是我们对后代的责任。
The world is so full of people, so crowded with these miracles, that they become commonplace and we forget.