Read this entire article:
Let’s Stop Pretending That Pitchers Can Hit
Sadly, not everyone is Shohei Ohtani: Pitcher hitting has never been worse, and it’s time to evolve beyond MLB’s vestigial limb and bring the DH to the National League
By Ben Lindbergh Jun 7, 2018
It's way too long but it's chock full of historical quotes about pitchers not being ball players. Then read my post, which has a much better recommendation:
Designated FIELDER, 8 batters! Now that's entertainment! Sunday, December 27, 2015
What kind of idiot wants the pitcher to bat?