To do great things is difficult，but to command great things is more difficult.

关于教育的斗争不仅仅是经济和政治问题，还涉及民主的本质和未来的意义。

In business, as in life, integrity is the only currency that never loses value.

岁月不居，流逝如滔滔江水，年纪衰老，一天不如一天了。我满腔忧愁，烦闷难以排遣，前途无望啊，心中总觉不安。