Politics has no permanent friends or enemies, only interests.

I have always believed that the way you treat others is a reflection of how you feel about yourself.

出自汉·桓宽《盐铁论·刺复》。做大事的人要有耐心，没耐心就会乱了方寸，误了大事；做小事的人不能有怠慢轻忽之心，否则事情就做不成。前句之意是说，做大事（如治国安邦）要有足够的耐心，不能有浮躁之气，不然思虑不周，定会坏了大事。