referring to the word that explains the capability of someone. a logic term of can and cannot
a word describing obligation instead of a logic term. a word showing someone to do the right thing and still able to do the opposite.
a simple word indicating a statement of an option. pick any, and the opposite still doesnt seem to be so wrong.
a simple massage:
mind your words, mind your attitude. you may got caught up when you think that you are at the top :)