关键是设定现实的客户期望，然后不仅要满足他们，而且要超越他们——最好是以意想不到和有益的方式。
The key is to set realistic customer expectations, and then not to just meet them, but to exceed them—preferably in unexpected and helpful ways.
Innovation is not just about new products; it's about rethinking how we solve old problems.
Writing is not about being clever. It's about being honest.
In mathematics, the art of proposing a question must be held of higher value than solving it.