地利不如人和，武力不如文德。
出自汉·桓宽《盐铁论·险固》。这句话以“地利”与“人和”、“武力”与“文德”的对比，阐明了实行仁政对于治国安邦的重要性。
"To live is to be haunted by the ghosts of what might have been."
The world is a very complicated place, and it's not always easy to understand what's happening around us.
The sun in the head, like a free man.
我明白你不可能同时拥有一切并做所有事情。
计算机科学中的知识追求是一次穿越逻辑和创造力的旅程。
The creation of a modern state is a complex and difficult process that requires the development of strong institutions.
《要图工人经济生活的安全幸福》，1919年6月