I came up with a word of advice at work because of something that happened to me, "If you want to screw the company, that's none of my business, but don't screw

I came up with a word of advice at work because of something that happened to me, "If you want to screw the company, that's none of my business, but don't screw me because I won't screw you." I know this is overly simplistic, however it speaks to the idea that if you come up with some action or idea, consider how it may affect others. Selfishness is a huge root of all evil. And yes, after giving my advice, I also tell them screwing the company was a bad idea.