Why do most men only think about only?

ok Im not stereotyping, but why do alot of guys think of xxx only and want more than one chick to satisfy them which is gross! I feel the World nowadays is all about ******* and screwing only especiallymen they are disgusting! like alotta guys take a look at me and all they want is just to fck me only and I find that disgusting because they barely know me and Im not a go around skank...... but seriouuusly wat is wrong with the wrld!