While reading the hands of known mass murderers like Idi Amin or Adolf Hitler, one immediately looks for tell-tale signs on the hand. Perhaps Idi Amin and Hitler had some character traits in common? Well, apart from the brutish, coarse nature that they shared, they were very different people. Both Hitler and Idi Amin were aggressive to an extreme extent – such people roughshod over others to reach their goals. But the goals of these two were different and so was their thought process.