Sexuale perception of man and women

Abstract

THis document speak about the difference of the sex perception between men and women.
Study of the sexual life between men and women
frequency
Importance
Happiness
Effect of the Crisis
Sexual needs
Having sex with someone you don't know
About a very special subject, which is the sex perception between men and women.
Please enjoy this presentation, and take the time to listen to it seriously, this is not about pornography, just how the ying think about the yang.