If you are brave to say 'good bye', life will reward you with a new 'hello'.
如果你能勇敢地说“再见”,那么生命一定会回报你一个新的“开始”。
The only way to learn mathematics is to do mathematics.
I have always considered that the true test of a machine is its practical utility in the hands of the common laborer.
Our 20s are the defining decade of adulthood.
The architect must be a master of light and shadow.