Good for you. Genuinely. Everyone should love where they live. I disagree that it's the best place but in the 25 years I lived there, for 15 of those I too thought it was an excellent place to live. Then I believe it started to change for the worse so I moved away and lived in a few other...
Brighton was great up until about 2005/6 then it went rapidly downhill. I still like it in very small doses. Not the beach though, I don't do crowds. The problem of course is it is choc full of hipsters and the backlash against them started some 2 years ago now so some of that will bounce back...