If you act just as you please, then you've not been a dutiful child.

不要因为是小事就不禀告父母而自作主张去做，那就不合为人子女的道理了。

youdao

He was writing, and, without raising his head, coolly replied, "Just as you please."

父亲正在写信，头也没抬起来，只是冷冷地对她们说：“随你们的便。”

youdao

She just took his keys and walked out with them, cool as you please.

她拿了他的钥匙就走了，你看这胆子有多大。

《牛津词典》

"Sometimes you just throw a little sprat now and again - to be fair, he trained as if to say 'please don't leave me out' in the last couple of days, so he did it himself, " said Bruce.

BBC: West Ham boss Avram Grant optimistic despite defeat