Anecdata: personally, procrastination and self-hatred go hand-in-hand.

While the BBC isn't the most authoritative source, this reminds me of this post from recently:

https://news.ycombinator.com/item?id=17878716

"Prof Tim Pychyl, from Carleton University, Ottawa, who has been studying procrastination for the past few decades, believes it is a problem with managing emotions rather than time."