没有人是自由的，甚至连鸟儿都被天空束缚。

谁若游戏人生，他就一事无成；谁不能主宰自己，便永远是一个奴隶。

The important thing in life is to have a great aim，and the determination to attain it.

The strength of a company lies in its people.

The study of mathematics is the indispensable basis for all intellectual and spiritual progress.

Safety and environmental protection are the lifelines of an enterprise and must never be neglected.

一个公司的力量在于它的员工；投资于他们，他们就会投资于公司的未来。