- 何必問他?
What's the need to ask him?
- 何必這樣激動呢？我只不過想把實情告訴你罷了。
Why take on so? I was only trying to tell you the truth.
- 我又不是外人， 何必客氣。
I'm not a stranger here, why all these ceremonies
- 我何必在你同伴的羊群旁邊，好像蒙著臉的人呢？
Why should I be like a veiled woman beside the flocks of your friends
- 你何必多疑?
Why should you be so suspicious?
- [諺]一個人盡可以欣賞自己的房子而不必騎在屋頂上誇耀；有寶何必人前夸。
A man may love his house well without riding on the ridge
- 你的“行業”是鬧派性，何必到我們這裡來拿工資？
Since his trade is factionalism, why should we keep him on our payroll?
- 既然養了狗，何必自己叫?
I will not keep a dog and bark myself.