Everyone has their own way of understanding persons and incidents. Recently a thought flashed. We all have a set of parameters on which our understanding is based on. If this parameters set is large then you would have a complicated approach towards each and everything. On the other hand, if this set is smaller your approach would be simple and straightforward. But here you have a problem that you can be easily "cheated" by people. The most complicated thing here is to find out the correct trade-off regarding this parameters. You know what this parameters set is what we call as "Experience" !