I'm a perfectionist. Sometimes, when I don't reach my goal, I get really depressed. 
Is depression a common symptom of perfectionism?
their goals, and to derive pleasure from doing so. 
Definition.
Perfectionists strain compulsively and unceasingly toward unattainable goals, and measure their self-worth by productivity and accomplishment. Pressuring oneself to achieve unrealistic goals inevitably sets the person up for disappointment. Perfectionists tend to be harsh critics of themselves when they fail to meet their standards.
Definition Normal vs. neurotic.
D. E. Hamachek in 1978 argued for two contrasting types of perfectionism, classifying people as tending towards normal perfectionism or neurotic perfectionism. Normal perfectionists are more inclined
and the depression afterwards." In 2015 Butler elaborated further to Dave Everly of "Classic Rock": "I used to be a cutter. I'd cut my arms, stick pins through my fingers, that kind of thing. I used to get really depressed and it was the only thing that could bring me out of it. If Sabbath hadn't made it, I'd have been long dead. I'd have killed myself." According to Mick Wall's book "Black Sabbath: Symptom of the Universe