Having taken up something new recently (beekeeping) I was reminded all over again how it works:
year 1: Oh bugger,Oh bugger,Oh bugger,Oh bugger,Oh bugger,Oh bugger,Oh bugger,Oh bugger,Oh bugger,Oh bugger,Oh bugger,Oh bugger,Oh bugger,Oh bugger,Oh bugger!
Year 2: I know everything
Year 3: Oh...