窝儿里反
词典internal conflict：内讧；内在冲突，内部冲突。
1. 人家不是说了么，咱*BSD 和 Linux 是一家，犯不着窝儿里反。咱用咱的 BSD，甭去犯事儿，啊！ Dont forget that Linux became only possible because 20 years of OS research was carefully studied, analyzed, discussed and thrown away.