1. 一个拿不起，两个抬得动;三个不费力，四个更轻松。

1. One can't lift it, two can carry it; three is not tiring, and four is even easier.

2. 俗话说：柴多火焰高，人多办法好。关于表达集体的俗语有很多，大家听说过哪些呢

2. As the saying goes: "More wood, higher flames; more people, better solutions." There are many proverbs that express the collective. Have you heard any of them?