Around the same time, friend returned a chapter I had given him for feedback. He red-penciled out every fourth word or so. Rather than upsetting me, I conceded that the changes improved the quality.
These were two of the most valuable and consequential learning experiences for my Writing career. In both instances, it forced my ego to admit the justification of the word slashing.
Since then, I've maintained the discipline to always cut non-essential elements. This applies even in low-stakes writing tasks, like tweets.
If you can cut something, cut it. Always tighten up the expression of your message. That's my motto; consider adopting it also.