Read later.
I’m not a Calvinist but Charles Spurgeon could and Paul Washer can bring the lumber to the pulpit.
I suppose you personal feelings on predestination don’t really matter if you get out there and try to win souls like these guys. However, I’d think predestination beliefs might lend a person to being lazy about witnessing. If God has already selected someone surely they’ll have some sort of “Road to Damascus” moment, right?