Every rose has its tho意思

"Every rose has its thorn" is a popular English saying that means that for every positive or beautiful thing, there is a negative or challenging aspect as well. It suggests that nothing in life is perfect and that there are always going to be downsides or difficulties to go along with the good things. The saying is often used to remind people that it's natural for there to be ups and downs in life, and that it's important to accept and expect these challenges.