Conversation so far:
When did Denny Hulme start racing?
Hulme finally got the call he had been waiting for, making his World Championship debut in 1965 at Monaco.
What race did Denny Hulme start racing in?
He saved up enough money to buy an MG TF, promptly entering this in hillclimbing events.
Did Denny Hulme ever crash in his early career?
No

Question: Did he ever go back to school?
Self-contained rewrite: Did Denny Hulme ever go back to school?