The pain you feel today will be the strength you feel tomorrow.
经济理论提供工具，但现实世界的测试会完善它们。
To live is not to breathe， but to act.
I write to understand what has happened to me, to transform my shame into language.
价值链上的协作是可持续增长的关键。
The only time you fail is when you stop trying.
创造高效和选择性催化剂的挑战让我每天都充满动力。