神秘内容 Loading...

The inevitable never happens, it is the unexpected always.
John Maynard Keynes,1883-1946,British economist (来源:英语e问e答 http://ask.englishcn.com)

The only certainty is that nothing is certain.
Pliny The Elder(c.23-29),Roman scholar

(来源:专业英语学习网站 http://www.EnglishCN.com)