When you explore the social world, it's important to meet new people and build connections. Some individuals will be just like you, and others will be the complete opposite. This is a good combination because it gives you 3 key things that most people don't have. Access to private information, a diverse set of skills at your disposal, and power.
The access to private (and public) information helps inform our judgements, which leads to a higher degree of success. Having A diverse set of skills amongst your network will open up many windows of opportunity, allowing forward progress. Most importantly, the impression of having power gives you social influence and healthy support in a competitive world.
Check out the Harvard Business Review article below.