When you have a brain injury, you have a unique opportunity to witness how much processing your brain is normally able to do with unnoticed effort. So many small decisions, observations, and conclusions are reached in a twenty-second period. It is a marvellous thing, the brain, when it works. Having it not work well anymore gives you a sense of awe at what it does normally, and causes you to wonder why everyone isn’t very tired all the time after the mountain of cognitive work that every interaction and activity requires.
