Hard to live or die hard.
使劲活下去，或使劲找死。
我们必须保持警惕，坚决与一切内外敌人作斗争。
Everyone is shy. Other people are waiting for you to introduce yourself to them， they are waiting for you to send them an email， they are waiting for you to ask them on a date. Go ahead.
伟大的领导者会带领人们去他们不一定想去但应该去的地方。
The future belongs to those who are willing to adapt and learn.
The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.
If you're not failing, you're not trying hard enough.
Collaboration across industries is key to solving complex energy problems.