You think you have a will, but that is a misconception about your ego. The will as a tangible thing does not exist. You want something at a certain moment after you choose from different wishes. And that choice can change within a short time, perhaps even to the complete opposite.
A lot of people think antidepressants are worthless. Is psychotherapy better than an antidepressant? There is no evidence for this. It seems to me that antidepressants suffer a disadvantage in our perception as compared to psychotherapy, in that their mechanism of action is quite invisible and not instinctively comprehensible.