they certainly mature mentally, just not as men do

men's maturing involves casting out that which is not perfect, women's maturing involves seeking to understand life with children -- you are confusing the showing of emotions and longing for beauty and "cuteness" for a lack of maturity

I want to grow better with my wife, and I want to grow old with her. I do not want to wait nor waste time being a manwhore until I am 50 to go get some 20 year old so that the grandparents of my children are younger than I.