True happiness arises, in the first place, from the enjoyment of one's self, and in the next, from the friendship and conversation of a few select companions.

生存的关键是准备。了解你的环境并为任何事情做好准备。

I'm not a self, I'm a spirit.

The past is never dead. It's not even past.

The fight against viruses is a continuous battle, and science must always stay ahead.

最终，我们都只是故事。

解析：知行工夫本不可离。