求翻译：萨特的存在主义哲学思想大致有三点：（1）“存在先于本质”。在萨特看来，人像一粒种子偶然地飘落到这个世界上，没有任何本质可言，只有存在着，要想确立自己的本质必须通过自己的行动来证明。人不是别的东西，而仅仅是他自己行动的结果。(2)“自由选择”。上帝死了，人在这个世界上是自由的，人的行动选择是自由的。这是因为人的选择既没有任何先天模式，没有上帝的指导，也不能凭借别人的判断，人是自己行动的惟一指令者，但是人应该为自己的行为负责。是什么意思？

Sartre's existentialist philosophy, there are basically three things: (1) "existence precedes essence". In Sartre's view, the portrait a seed accidentally falling into this world, there is no essence at all, only exist, in order to establish its own nature must be to prove through their own actions.

Sartre's existentialist philosophy there are roughly 3 points: (1) the presence of nature. In the view, like a seed to float to occasionally on this world, there is no essence, but there is a, if you want to establish their own nature through their own actions must be proven. Man is not something el

Sartre's Existentialist philosophy there are basically three things: (1) "exist in nature". In Sartre's opinion, like a seed accidentally fall into this world, does not have any to speak of the nature,%