If you start out by promising what you don't even have yet, you'll lose your desire to work toward getting it.

数学是科学大厦的基础。

有些时候你必须去挑战伟大。。

The future of energy is low-carbon, and natural gas will play a vital transitional role.

合抱的大树从细小的萌芽生长，九层的高台从一筐筐泥土筑起

银行的核心竞争力在于信用和专业能力。