The truth is rarely pure and never simple.
Hard work, under the old system, meant long hours, little rest, and poor pay. Under the new system, it means a fair day's work for a fair day's pay.
上帝很少揭示未来。当他这样做时,只有一个原因:这是一个注定要被改变的未来。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.