If you're not stubborn， you'll give up on experiments too soon. And if you're not flexible， you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.

Suffering can destroy a person, but it can also shape them.

成功的真正衡量标准不仅仅是盈利能力，还有我们为子孙后代留下的积极影响。

There are no sunset industries, only sunset thinking.

人们不会使用手持计算器来学习计算，但是却会忘记算术。

"We are all in the gutter, but some of us are looking at the stars."