Try EMDR therapy. Fast, effective and your truth will come out.
Perhaps you don't really want to become a DDS any longer? and are just going through the motions?
Just do it. Your actions in the next few weeks are crucial. Commit yourself to "kicking" it in...you can pick up hobbies when you're a practicing DDS or DMD.
go see a therapist
something is blocking you
............ maybe even self sabotage... which is impossible to see on your own.
i recommend person-centred for understanding and actualising your abilities
ah, put it where you were not supposed to..... or forgot to put it where you should. okay, maybe you are grieving for what might have been.... a therapist will help....are you brave and courageous to accept it? most UK universities have counselling services.... don't know about elsewhere.
walking in is the hardest bit, i still remember my first time.... looking back i wonder why i was so scared - i think it was about being honest with myself.
Become a dentist to the musicians.
Report it stolen... but it a popular car soooo :-P