The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'

The Worldly Hope men set their Hearts upon Turns Ashes—or it prospers; and anon, Like Snow upon the Desert's dusty Face, Lighting a little hour or two—is gone.

事情在完成之前总是看起来不可能。

语出汉·桓宽《盐铁论·刺议》。能够与下面人商量计策的领导，是不会失策的；能发挥大家作用的人，是不会不成功的。