Saturday In House Gists -Dating Or Marrying A Younger/Older Person

The popular school of thought says ''Age is nothing but a number'' What is your take on dating or marrying a younger person? Anyone here married or dating an older or younger man? Why is it that some men would rather remain alone than marry a woman one day older than they are,why is this so? Women dont really care how old a man is but men look at age when it concerns a woman and most via IFTTT