I'm 5'4", chubby, prematurely balding, and under 30, and I've been in long term relationships with several awesome women.
There are certainly disadvantages to being short, probably especially in the dating realm. Big whoop. That's not what's preventing you from dating anyone.
I never said preventing. It's a massive disadvantage. I could (+ might) write a longer piece about the whole subject as there is more to this than height but it's quite surprising what a difference it makes.
If you can overcome that disadvantage, all power to you, but it doesn't change the state of affairs.
There are certainly disadvantages to being short, probably especially in the dating realm. Big whoop. That's not what's preventing you from dating anyone.