借车时，一定要加满油再还。

The past, like the future, is indefinite and exists only as a spectrum of possibilities.

I've always been a very private person, but I've learned that it's okay to let people in.

你减去的越多，揭示的就越多。

He who is content is always happy; endless desires never find satisfaction.

完美数如同完美的人一样，非常罕见。

在数字时代，每家公司都必须成为科技公司。