In Chapter 32 of Harry Potter and the Deathly Hallows, Ron, Harry, and Hermione are trying to get through the Whomping Willow, and Ron asks, “How - how’re we going to get in? I can - see the place - if we just had - Crookshanks again -“. Hermione retorts with “Crookshanks? Are you a wizard or what!?”
In Harry Potter and the Philosopher’s Stone, Chapter 16, Harry, Ron, and Hermione are stuck in the Devil’s Snare. Harry shouts at Hermione to light a fire, and Hermione responds with, “Yes - of course - but there’s no wood!” Ron then screams “Have you gone mad? Are you a witch or not?!”
Doing what you like is freedom. Liking what you do is happiness.