1. It doesn’t have to be new. It just has to be fresh.
The toy brick was invented (and patented) by British toymaker, Hilary Fisher Page in the 1950s. But when LEGO released its own riff on the brick, they made some very important changes to ‘freshen up’ the idea for the Danish market. One of those important changes was the little tubes underneath... See more
One of the biggest reasons it gets harder to do new things as you get older is that new things are generally undignified at first (indeed, this is an excellent heuristic for discovering them) and the older you get, the more dignified you're expected to be.