Clubs will win and lose trophies, players will come and leave, times will change, but the feeling of enmity between bitter derby rivals is here to stay forever.
Take the case of Arsenal and Tottenham, for example. The North London derby is distinguished for the hostility that the two Premier League rivals have been sharing ever since they were born in the same neighbourhood.
Players from both clubs might be chivalrous and mindful of each other on and off the field, but fans can never be expected to look eye-to-eye.
A prime example of this adversity was on display when TV presenter and music artist Lucy Jones (an acclaimed Tottenham supporter), referred to a new Spurs kit being on display at an entire shelf of Arsenal shirts as a “football shirt crime!”