In mathematics, the art of proposing a question must be held of higher value than solving it.
成就伟大事业的唯一途径是热爱你所做的事。
数学不仅仅是人类的发明;它具有一种独立于我们而存在的深刻现实。
To write is to leave a trace, to make a mark on the world.
我们今天在林业上的每一个决定都会在未来几代人中产生影响。
Certification standards are meaningless without rigorous enforcement.