真相很少是纯粹的,也从来不是简单的。
"In observational studies, we often have to rely on assumptions that are not directly testable."
The gaming industry changes rapidly, and only continuous learning can prevent obsolescence.
陌生人是群体本身的一个元素,与穷人和各种“内部敌人”并无不同——一个在群体中的成员身份既涉及在其外部又涉及面对它的元素。
Infinite responsibility is a pathological condition.