We have all known people who are charismatic - they seem to light up the room when they enter. Communicating with them causes a positive energy. On the other side are the people who are boring - talking to them is tedious and you can hardly wait to leave. The 5 signs of such a personality are:

1. Negativity: Nothing is more boring than a person who always sees the downside of things - a person who constantly complains. Whenever you try to bring something positive, this individual will definitely find something bad.

2. Being superficial: This person does not engage in deep conversations. Instead, talk too much about trivial things (for example, the weather), or repeat the same things over and over again.

3. Passivity: Without expression, speaks the same, does not make eye contact and looks completely detached.

4. Selfishness: Boring people talk too much about themselves and show little interest in others. Their center is around themselves and only for themselves.

5. Being predictable: Boring people are predictable; use a lot of cliché things. They agree very easily and very often, and rarely express any of their opinions.

So is such a man condemned to live in solitude? Certainly not! Any such personality can benefit from conversations, use stimulating topics, and tend to become charismatic.

- Prepared by Ronald E. Riggio, Professor of Leadership and Organizational Psychology at Claremont McKenna College, for Psychology Today.