I Am Afraid I Will Never Find Someone to Really Love Me

At 20 I Don't Think I Should Even Be Worried About Things Like This... But The Thought Of Possibly Being Alone Forever Scares Me... Im Scared That I Will Find Someone That Really Wants To Be With Me.. But Im Going To Push Them Away Because I Have My Guard Up.. But I Don't Want To Take My Guard Down.. And Get Hurt Again So Im Stuck