The Truth About Why Men Cheat

with the coming of islam many of these practices have been prohibited because WE(men or women) can control ourselves...nothing thats forbidden is beyond our ability..
and in the ancient times we have the best example of self control as well..why not site that?...prophet yusuf(a.s)????..why always look for ways to falsely justify wrong doings when there are as many examples to support good?.....shaitan.....hmmmm