Generalise, don't specialise: why focusing too narrowly is bad for us

Why ignoring our obsession with a hyper-specialisation may be the key to success. The 10,000-hour rule says intense, dedicated practice at one thing makes us perfect at that. But what if breadth actually serves us better than depth? David Epstein, writing in the Guardian argues in favour of generalism and says it is key to thriving in an increasingly connected world.