be beside oneself 情緒不能自控

說明：

「情緒」是指「憤怒」、「恐懼」、「狂喜」等情緒狀態。beside oneself 是 prepositional phrase，當形容詞用。

例子：

David is always beside himself when he knows his mother-in-law is coming to visit him.

by Thomas Shum