"To do that you need to do a VLOOKUP", my colleague said.  "Argh, I learnt this at uni.  Why didn't I pay attention?"
My colleague was using Excel and hardly touching her mouse.  From one formula to another to shortcuts and formatting, I was beginning to realise that this was actually really fun!
It was the beginning of something exciting and ignited a fire that told me to keep learning, exploring and experimenting.