A video by the YouTuber The School of Life. I have very little to add to this or subtract from it. Even the conclusion:
Have children and you will, at times, definitely regret it.
Don't have children and you will, at times, also definitely regret it.
is also most likely(*) on the money.
*) It's too late for me to not have children, so I will never know what it's like to never have had them.