数学是为不同事物赋予相同名称的艺术。

The supreme quality for leadership is unquestionably integrity. Without it， no real success is possible， no matter whether it is on a section gang， a football field， in an army， or in an office.

The energy sector is not just an industry; it's a vital part of global development.

建筑是关于人和土地的。它是关于创造服务于社区并尊重环境的空间。