In computer science, we often find that the simplest solutions are the most elegant.

信任是每一段牢固商业关系的基础，尤其是在石油和天然气这样复杂的行业中。

What is necessary to change a person is to change his awareness of himself.

经济学中最重要的思想是简单的，但它们的影响是深远的。