Zero-sum thinking is a cognitive bias that views situations in terms of winners and losers. In other words, for one person to gain, someone else must lose. This type of thinking can be very divisive, as it creates an "us versus them" mentality.

Zero-sum thinking is often based on the assumption that there are only a limited number of resources available. For example, if there are only a few jobs available, then someone who gets a job is seen as taking it away from someone else. This can lead to feelings of resentment and competition.

Zero-sum thinking can also be based on the assumption that people are inherently selfish and competitive. In this view, people are always looking out for their own interests, even at the expense of others. This can lead to a lack of trust and cooperation.

There are a number of ways to challenge zero-sum thinking. One is to recognize that there are often more resources available than we realize. For example, if there are only a few jobs available, there may be other ways to create opportunities, such as starting a business or going to school.

Another way to challenge zero-sum thinking is to recognize that people are not always selfish and competitive. In fact, many people are willing to cooperate and help others. This can be seen in the way that people come together to help those who are in need, such as during natural disasters.

By challenging zero-sum thinking, we can create a more positive and inclusive world. We can learn to see situations in terms of cooperation and win-win solutions, rather than competition and conflict.

Here are some specific examples of how zero-sum thinking can lead to division:

* In politics, zero-sum thinking can lead to gridlock and inaction. When people believe that there is only one right answer and that any compromise will be a loss, it becomes difficult to find common ground and agree on solutions.

* In the economy, zero-sum thinking can lead to trade wars and other forms of economic conflict. When countries believe that they can only gain economic advantage by taking it away from other countries, it becomes difficult to cooperate and build mutually beneficial relationships.

* In personal relationships, zero-sum thinking can lead to conflict and resentment. When people believe that they can only be happy if someone else is unhappy, it becomes difficult to build close and trusting relationships.

Zero-sum thinking is a destructive force that can divide people and make it difficult to solve problems. By challenging this bias, we can create a more positive and inclusive world.