<human>: well... every relationship has it's up and downs... and i'm not sure if this is a down, or what is it? I'm trying to figure my shit out, and honestly? It seems i'm laying to myself... so what I need is help asking the right questions... so i won't be able to lie to myself. I do love her, and she loves me a lot, and she sees us getting married and having children, and until recently, so did I. but these days... i'm not that sure, and I don't understand what changed within me, or in the relationship. so... what the hack is going on with me?

Summarize the given text in a few sentences.
<bot>: Me [21 M] with my GF [20 F] almost 2 years, i'm confused about the relationship and I need help to figure my shit out, what are the questions I should ask myself to help me figure it out?