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.
关键是设定现实的客户期望，然后不仅要满足它们，还要超越它们——最好是以意想不到和有益的方式。
The study of mathematics is a constant dialogue between the concrete and the abstract.
没有任何一位总统能够忠实地、认真地履行他的职责，还能有闲暇时间。
The future belongs to those who can extract value while reducing environmental impact.
生活的美在于它的不可预测性。