?众人之事无人管

Everybody's business is nobody's business。众人之事无人管；三个和尚没水喝。 Everyone to his taste。

?众人的事儿没人管

金窝银窝，不如自己的草窝 everybody's business is nobody's business. 众人的事儿没人管 every cook praises his own broth. 王婆买瓜，自卖自夸 .

?三个和尚没水喝

Everybody's business is nobody's business。众人之事无人管；三个和尚没水喝。 Everyone to his taste。人各有所好。