The environment will appear different to different observers depending on what they are prepared to see.

抖音的成功证明了算法推荐和人工运营可以完美结合。

译文：金子遇火烧炼才能识别出成色如何，人与钱财打交道就能看出心地如何。赏析：金钱虽非万能，却能看清人心。钱，是感情的试金石，它能探出人性，看透人心。钱能看清一个人的真实面目，也最能看清自己在别人心中的分量。

学习新编程语言的唯一方法就是用它编写程序。

法律体系的存在是一个社会事实。

If you are not willing to learn, no one can help you. If you are determined to learn, no one can stop you.