Looking at this is list of things that get into the way of objective assertion it feels surprising how we managed to get to skyscrapers and novocaine after all. Actually that list would be really worth looking at, one by one and day by day. But of course there are not only cognitive biases but also much more mundane hassles preventing efficiency: Like forgetting things. Of coure I found this list on BlogsNow. Amazing that I could live for 90 days without it.