音乐是人类通用的语言。

引用埃隆·马斯克

正是在我们最黑暗的时刻，我们必须集中精力看到光明。

The first fruit of this imagination—and the first lesson of the social science that embodies it—is the idea that the individual can understand his own experience and gauge his own fate only by locating himself within his period, that he can know his own chances in life only by becoming aware of those of all individuals in his circumstances.

数据结构是高效算法的支柱。