There are two kinds of consultants, Wang Yuan-ching, a China Steel engineer, points out: One kind answers the questions his employer raises, and the other gives his employer answers even if he doesn't know enough to ask.
王元靖指出，「顧問」有二種，一種是人家有問題問你，你才回答；另一種是人家不知道要問，你自己告訴他。