盈利和环境保护可以而且必须齐头并进。

Safety is not just a policy, it's a culture that every employee must embrace.

The true joy of mathematics lies in the act of discovery, not just the result.

I am not afraid of storms，for I am learning how to sail my ship.

You have to fight to reach your dream. You have to sacrifice and work hard for it.

记忆是一种责任，而不是负担。

Loneliness is the price we pay for self-awareness.

In mathematics, truth is always relative to the system you're working in.