——〈在北京基督教等六教会欢迎会的演说〉，1912年9月5日

成功不是幸福的关键。幸福才是成功的关键。如果你热爱你所做的事情，你就会成功。

The architect must be a teacher.

The art of teaching is the art of assisting discovery.

The Internet is a reflection of our society and that mirror is going to be reflecting what we see. If we do not like what we see in that mirror the problem is not to fix the mirror, we have to fix society.

农业的真正价值不仅在于收获，还在于我们为子孙后代留下的遗产。

解释：向外物游览就要要求外物的完备，向自己内心求取，则能充实完善自身。