Changed careers via a night course while working full time
Everyone had an opinion. My mum, people at work, some guy at a party. 35 is too late, you'll be exhausted, why bother. I was already exhausted tbh. My job paid fine and meant nothing.
The takeaway
You can do both at once. It's grim for a while. I don't know if I'd call it worth it yet, I'm still kind of tired.