There are many avenues for help that you can follow here. The worst thing you can do in this situation is to isolate yourself with your thoughts. You can seek out a doctor and get a referral to a psychologist who can help you with your problems through counselling. Psychologists are professionally trained people with the necessary registrations who aim to help people with their problems. You can seek out a self help group to speak about your issues and get support in a non-judgemental envrionment- you can search online for such support groups. They are a great help, usually do not cost you anything and offer you support at times when you most need it. You can go to your doctor and ask for a referral to do Cognitive Behavioural Therapy which is a great way to address all the negative thoughts you are experiencing including depression and loneliness. Such sessions are run by psychologists and are usually free. You can join groups that you are interested in to make friends - at a club or somewhere such as a choir, public speaking group, arts and craft group and so forth. Self help groups like beyond blue in Australia deal with depression. There might be similar groups you can get in touch with. Google Ron Coleman and Rufus May. Ron Coleman is a recovery mental health expert who has a web site. If you email him he can help you. Rufus May is a psychologist in the UK who has recovery approaches to mental health. He has a web site. He can help you if you email him. Richmond Fellowship is an organisation in Australia and the UK who help people with things such as depression - see if you can contact them.