What are the three kinds of business as defined by Katie?

'The Work' helps in dealing with paranoia by encouraging individuals to focus on their own thoughts and actions, rather than external factors. It promotes the idea that every stressful feeling is supported by an untrue thought, and by identifying and replacing these thoughts with reality, individuals can alleviate their paranoia. This process of self-reflection and reality-checking can help individuals manage and reduce their paranoid thoughts.

Focusing on your own business can have a significant impact on personal growth. It allows you to take control of your own happiness and peace, rather than relying on others or external circumstances. This focus can help to resolve any discrepancies between your thoughts and reality, leading to less stress and more harmony in your life. It also enables you to identify and challenge any untrue thoughts that may be causing stress, replacing them with reality. This process can lay the foundation for personal growth and development.

Reality plays a crucial role in dealing with personal suffering. It helps in recognizing that every stressful feeling is being propped up by an untrue thought. By exposing that untruth and replacing it with reality, one can alleviate personal suffering. It's important to focus on what's within one's control and surrender what's not. This process lays the foundation for doing The Work, which is a method of self-inquiry and stress reduction.