At ByteDance, we believe A/B testing is the best way to make product decisions.

In the beginning the Universe was created. This has made a lot of people very angry and been widely regarded as a bad move.

实现明天的唯一限制将是我们今天的疑虑。

It is a logically necessary truth that the future will resemble the past.

婴儿不是需要修理的物品，而是需要理解的人。