如果你想有所作为，就必须愿意承担风险。

The ability to associate depends, in turn, on the degree to which communities share norms and values and are able to subordinate individual interests to those of larger groups.

计算机图形学中最重要的就是理解光以及它如何与表面相互作用。

解释：如果自己都不尊重自己，那么危险和侮辱就会接踵而至。

社会正义的首要组成部分是全人类都有足够的食物。