教师必须相信学生的潜力。他必须在每个人身上看到神圣之火的火花。
The teacher must believe in the potential of his students. He must see in each one of them a spark of the divine fire.
如果你没有失败，说明你没有突破极限；如果你没有突破极限，你就没有发挥出最大潜力。
I don't mind being wrong, I just don't want to stay wrong.
The mining industry must evolve to meet the demands of a changing world, or it will be left behind.
需要教会男孩，真正的力量不是支配，而是正直和善良。
说某事做不到的人不该去打扰正在做的人。