Two is company but three is none。

两人成伴，三人不欢。

youdao

Two is company, but three is none.

两个和尚抬水喝，三个和尚无水喝。

youdao

Even if you are not prepared to work up a sweat three times a week, any activity is better than none.

即使你不准备1周流3次汗，任何活动总比没有要好。

《柯林斯英汉双解大词典》

Atul grew up in Delhi with three siblings (none of whom is involved in the business).

FORBES: Magazine Article

Though, like any myth, all three contain some truth, none is much help for parents in gauging actual risks to children or in putting the limits of their own responsibilities into any useful perspective.

ECONOMIST: The silence of the lambs

The question then arises, which of the three is right and which two are acute (although, surprisingly, none is obtuse)?

ECONOMIST: Letters