It is only the young and callow and ignorant that admire rashness. Think before you speak. Know your subject.

It is only the young and callow and ignorant that admire rashness. Think before you speak. Know your subject.

只有年轻、稚嫩和无知的人才欣赏鲁莽。三思而后行。知道你的主题。

-- Cass Gilbert 卡斯·吉尔伯特