If you repeat this a few times during your lovemaking, she will have a much more powerful orgasm when she does eventually come. I so give up! But it is the mark of a skilled and - from a woman's point of view - a desirable lover that he can control his ejaculation and last for as long as he wishes in bed. As for the full act of anal intercourse, well, only you know if you want to try it: Of course men tend to get bored with foreplay pretty quickly - we want penetration and ejaculation more than anything else, and when we're felling lusty, that does tend to be our main objective.