因其强而强之，乃可折也；因其广而广之，乃可缺也。
解释：齐国是强国，利用它的强大进攻宋国，让他逞强，燕国就可以乘机打败齐国；齐国是大国，利用它的大国野心吞并宋国，增加土地，燕国就可以乘机进攻。
Every setback is a setup for a comeback.
Being brave isn’t the absence of fear. Being brave is having that fear but finding a way through it.
建筑的未来不在于风格，而在于性能。
幸福不是现成的，它来自于你自己的行动。
It is much easier to change how you think by changing your behavior， than it is to change your behavior by changing how you think. Act out the change you seek.