计算复杂性的美在于它能够根据问题的固有难度对问题进行分类。
Capitalism is the legalized version of greed.
The stock market is filled with individuals who know the price of everything, but the value of nothing.
The more personal a work is, the more universal it becomes.
创造东西真的很难。你必须非常在乎它,才能克服所有的失望和挫折。
Don't wait for opportunity, create it.