art of sex

one man can be working on his female partner for half an hour like a wild rabbit, but she will not be satisfied, and another man, who knows constitution of female genitals and understands nuances, can change slightly the angle of penis penetration and in this way he will activate a sensitive area of her vagina which will allow her be satisfied much quicker. That is just an example of the fact how important is understanding of every position in sex. Knowing and understanding of sex positions is not the top but just a step, but a very important one, approaching you to the real high art of sex.