3. Highly efficient: So, basically what one can conclude in here is that these people having that letter X in their palm are smartest of all. One can say that they are obviously effective people carrying that great amount of knowledge.
4. Adaptable: Also, as a result of the whole of that study made in context with this presence of letter X in palm lines. It can be said that people with this letter are highly capable of adapting in any of the situations.