文化的解释不是寻找规律的实验科学，而是寻找意义的解释性科学。

可持续发展不仅是一种趋势，更是我们对后代的责任。

Quality is free. It's not a gift, but it's free. What costs money are the unquality things -- all the actions that involve not doing jobs right the first time.

解释：对别人的灾祸而幸灾乐祸是不仁义的，乘别人的危难去攻击不符合武德。