The purpose of our lives is to be happy.

They are not monuments, but footprints. A monument only says, 'At least I got this far,' while a footprint says, 'This is where I was when I moved again.'

我宁愿被尊重，也不愿被喜欢。

The energy industry must earn its social license to operate through transparency and accountability.

Quantum cryptography doesn't rely on the difficulty of mathematical problems, but on the fundamental laws of physics.

生活中最重要的是不要停止提问。好奇心有其存在的理由。

译文：多记住先贤的警示格言，心中就有正确的主见；闲时多看看他人待人做事，便可以成为自己的处世的借鉴。赏析：人生很多道理，无数的先贤早已告诉我们，只是我们不懂得去学习并实践而已。每个人都有优点，我们借鉴他人的长处，弥补自己的短处。