Leaders should act a certain way and there are some negative qualities that leaders should never exhibit. Some of these are: 1. Fail to set clear goals for their teams. 2. Insult or degrade people. 3. Give praise too easily. 4. Misbehave or exhibit behavior you wouldn't expect from team members. 5. Not hold regular meetings with their subordinates. 6. Fail to take decisive actions. 7. Act tough or lack empathy.