Happiness， like unhappiness， is a proactive choice.

我寻找被市场低估的公司。

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.

爱是生命的意义。

当你拒绝你一无所知的东西时，这是最高形式的无知。

密码学的目标是使破解系统的成本超过受保护信息的价值。

我相信圣诞节的魔力。