Where did he get his knowledge? From pootling around at the bottom of NECHTAN’s Well of Inspiration. Where did the Well get its inspiration? From the Hazel Nuts of Knowledge which overhung the Well.
Just a moment — there is a hazel tree just outside in our garden at the Hub of the Universe. How is it doing? What is that squirrel doing giving me a very rude gesture? Why is there not a single nut in sight?