Why not smile?

何不微笑？

youdao

A frown and a smile are both possible. Why not smile?

皱眉和微笑都是一个动作表情，何不微笑？

youdao

A frown and a smile are both possible, why not smile?

皱眉和微笑都是一个表情动作，何不微笑？

youdao

So, he writes: To the psychologist alone can such questions occur as: Why do we smile when pleased and not scowl?

他这样写到：,对哲学家本身说,会出现这些问题：,为什么开心时我们微笑而非皱眉？

耶鲁公开课 - 心理学导论课程节选

After the misery of her ban, the smile beams like never before and why not?

BBC: Banishing the Beijing demons