translation.en: It's the simple idea that instead of grading people incrementally in little bits and pieces, you give them one profile character avatar which is constantly progressing in tiny, tiny, tiny little increments which they feel are their own.
translation.zh: 这个朴素的理念是，取代用零碎的方式 将人们逐步分级 你给他们一个人物轮廓 一个可以不断进步的 以非常，非常小的增量，一种他们感觉是自己的东西