Errors, like straws, upon the surface flow; He who would search for pearls must dive below. (John Dryden, British dramatist, 1631-1700) 错误就像浮在水面的稻草,要想寻找珍珠就得潜到它的下面。(约翰·德莱顿,英国剧作家,1631-1700)
