Why I go to therapy > https://jamesaltucher.com/podcast/lori-gottlieb-therapy/
Finding a good therapist, which is to say-- someone who can offer constructive insights into your problems, is a true challenge.
Among all the various theories that I have read, this one sounded the most useful. The gist of it being that we cannot control our feelings and thoughts, but we should concentrate on performing actions, irrespective of what we are feeling or thinking.