I don't ever vent but I see it's starting to take a toll on me! I'm beyond exhausted mentally and…

I don't ever vent but I see it's starting to take a toll on me! I'm beyond exhausted mentally and physically! I'm tired of being a part of a relationship and feeling all alone! Lord knows I love him with all that I am but nothing I do is ever good enough and he's never happy! I try so hard and I cater to him and everyone else! I just wish I got the same respect! It's so overwhelming