Young Sheldon S01E18 A Mother, a Child, and a Blue Man’s Backside

Humiliated when Mary confronts the comic book store owner in front of his friend Tam, Sheldon decides it is time to stop living "under Mary’s thumb". He embarks on a quest for adulthood that includes:

Horrified by what she perceives as "violence and nudity," Mary bans the comics, leading Sheldon to argue that they are a legitimate form of art comparable to Michelangelo’s David . Sheldon’s Declaration of Independence