Yes pride is not a good thing at all it's kill not only slowly but it kill very fast sometime, lots of people have miss their future helper or a good friend that can help them in the future.
Because all they do to come themselves what they are not up to, they're hard to correct if you said you want to correct them they will look down on you and even insulted you.
Even the Bible said that those whoever proud will they bring down but those who humble themselves will be rise up.
Pride have destory so many life, we can see David and Goliath, Goliath proud before david, he look down on him but at the end he fall not only fall but he dead.
Queen Vashti is pride person when the king ask her to come dance for him she refuse to follow the instructions of the king that is what take her out of the position of Queen and she was replaced with Esther.
Same Haman and Mordecai, Haman is pride person and he wanted to kill mordecai and the people is Judah because mordecai do not bow down for him.
But at the end he is the one that was killed