I feel like every year I approach teaching again with an adaptation of the Richard Gere line from Runaway Bride:
"I guarantee there will be tough times.
I guarantee that at some point, [I'll] wanna get out.
But I also guarantee, that if I don't [teach this year], I'll regret it for the rest of my life."
Because these formative years are so fleeting. And I'm so grateful to be a part of this: