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Symptoms of obsessive-compulsive disorder with AB blood type

Confidence and contradiction exist together

People with AB blood type have a very self-confident personality. They are full of confidence when they do things. They never pay attention to the advice of people around them. However, when they want to start doing things, they suddenly contradicted, "Is it okay to do this?" It should work, no, it doesn't seem to work", in this state forever.

He is often very enthusiastic and likes to do things arbitrarily, but he is "thoughtful". He has already figured out what should be done, but at the last minute he will worry about a lot of things. As a result, although things are done very well, they just exceed the expected time.