Don't complain or blame to others, you are the one who selected wrong person,now get up ,wipe your tears and correct your statistics and now make a wiser choice. Learn to judge people, learn from your master(god,parents,teacher,best friend).
Lying is an art, if you can convince yourself with lie, then you are a master.
Love is the centre of all the Emotions or feelings.
i don't know the ethics, but some times sex is at highest priority in a relationship.
Woman enjoy sex more than a man because they don't pre-compile every pleasure in their mind .