I also agree with this^.
There’s a bit of downtime in the “Failure was my greatest fear” line; would something a tad longer, like “Failing the galaxy was my greatest fear” be possible? Not just the broad banner of failure, but specifically failing the people who relied on him, since that’s his motive in TLJ? He thinks the best way to help is to remove the Jedi from the galaxy; “I can’t be what she needs me to be.”