The only limits that exist are the ones in your mind.

即使学术再精湛，如果道德不足，就像在流沙上建造高楼，稍有震动就会倒塌。

建筑必须为社会做出贡献，而不仅仅是反映社会。

The teacher must believe in the potential of his students. He must see in each one of them a spark of the divine fire.

尤其在科技领域，我们需要革命性的改变，而不是递进式的改变。