Confidence is good but overconfidence is dangerous. Is that overconfidence? This is the attitude that feels itself the best, the truest, the strongest, and the most respected. This attitude creates another bad attitude that will increase the speed of the fall.
This attitude creates another bad attitude that will increase the speed of the fall. When a person is too confident then he will be anti-criticism. Then he will be abusive and arrogant. He may have above average skills but his attitude will make his relationships with other people not harmonious.
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This disharmony will trigger the downfall. Other people who do not like the arrogance of an overly confident person will be a hindrance in work.
In addition to anti-criticism, overconfidence will give birth to a careless attitude. Careless attitude will destroy accuracy. Which will eventually bring down people who have an overconfident attitude.