我们要坚持自主研发，掌握核心技术。

The only relationship that can make both partners happy is one in which sentimentality has no place and neither partner makes any claim on the life and freedom of the other.

Some of life, you have to go to the great challenges.

任何工厂中最危险的化学品不是罐子里的那些，而是自满情绪。