Do i have a better chance ov havin a good life marrying a gurl older than myself?

stuff is..weve both bin expressing fears about d future,we both making sense out ov it tho it seems we being selfish nd we nt ready to make any sacrifice watsoever..no one wants a messy marriage,i love her tho..i mean we love each other..buh lately! Seems moving on is d key to getting happiness..dnt wanna get hurt..gosh! Its eating my brain