To teach mathematics is to inspire the next generation of thinkers and problem solvers.

Before becoming oneself, one must break the old molds.

我们可以允许卫星、行星、太阳、宇宙，甚至整个宇宙系统都受法则支配，但最小的昆虫，我们却希望它是由特殊行为一次性创造出来的。

历史是人类的集体记忆。

译文：善于营生的人，会教会自己的子孙营生的本事，而不会给自己的子孙留下太多的财产。善于处事的人，会根据事物的客观态度来作决定，而不一定是为了自己的一已私利。

Be a pro. Back up your back up. Have at least one physical backup and one backup in the cloud. Have more than one of each. How much would you pay to retrieve all your data， photos， notes， if you lost them？ Backups are cheap compared to regrets.

Leadership is about creating an environment where people can do their best work.

译文：如果志向不坚毅，思想境界不开阔，沉溺于世俗私情，碌碌无为，永远混杂在平庸的人群之后，就会难免沦落到下流社会，成为没有教养，没有出息的人。

When we speak of 'meaning' a word， we are in the first instance speaking of a certain kind of act.