Neil Thompson’s Lessons for Living: Beware of single cause explanations

As human beings we are very effective information processors. Our senses are exposed to a huge amount of data every minute we are awake. If you don’t believe me, just look around the room that you are in. Look at the colours, the shapes, the textures. Add to that what you can hear, what you can smell and what you can touch. And, of course, the raw data is just the surface – we also need to look below that surface to take account of the meanings we attach to each of those bits of sense data (and how those bits fit together to make a coherent whole).

So, on a daily basis we are processing and filtering a huge amount of information. In order to remain sane we need to be able to work out which bits of information are important to us and discard the rest, or at least put it to one side for now. We do that by processing the information through two sets of filters, rational and emotional. The rational filter tells us which bits of information matter to us in terms of what we are trying to do, whatever activity we are involved in. For example, if we are reading, as you are doing right now, we focus on the text in order to make sense of it and filter out other information – the keyboard if you are reading on a computer, and so on …

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