As the saying goes, even a broken clock is right twice a day; that doesn't mean you should run out and buy one.

Even a stopped clock is right twice a day.

Nobody is right all the time and a broken clock is right twice a day.

I'm a surfer. I grew up in Southern California and used to surf twice a day, every day.

I have broken my collarbone twice in a year.

Cooperation works better than constant conflict because nobody is right all the time, and a broken clock is right twice a day.