You have the power to shape the night, to create the vibe and to capture memories for many many clubbers.
A good friend of mine from uni was into DJing and he had a similar quote. The main job of the dj is to control the crowd. Everything else is secondary.
Completely agree with the list of DJ etiquette. There's been a lot of influencer DJs making the rounds here who don't follow any of that in the last couple of years.