Loneliness Support Group
Loneliness is an emotional state in which a person experiences a powerful feeling of emptiness and isolation. Loneliness is more than the feeling of wanting company or wanting to do something with another person. Loneliness is a feeling of being cut off, disconnected and alienated from other people. The lonely person may find it difficult or even impossible to have any...
In my limited experience, logic is the enemy of negative thinking. Try to remind yourself that humans are by nature at least a little bit self centered. In this case, a) your friends were most likely talking about something relevant to them, not you and b) you will always tend to think half-heard conversations are about you (we all do that).
God speed.
Two that have not been talked about are prayer and scripture. The truth and comfort from these resources cannot be measured except in the peace it could offer you. I could offer some suggestions but then I'm not God. Here are a few to embrace:
He will have no fear of bad news; his heart is steadfast, trusting in the Lord. Psalm 112:7
Fear not, for I am with you; be not dIsmayed, for I am your God. I will strengthen you, yes, I will help you, I will uphold you with my righteous right hand.
Isaiah 41:10
You are in my prayers.