never for me. me and my wife have been together for about 20 years and its never come to that.if you love some one as long as we have you never get tired of being with the same woman.its not just have the same old thing as some people say.its up to you to make it fun for the two of you.love has a lot to do with it.no matter what you do can not go wrong.you have to do a lot of fool play.that's were it all at.you can be some body or you can do things that you normally would not do.but its all fun.and that my friend whats make the world go a round.well i hope that i help you on this.your friend fred