"The Work" refers to a process of self-inquiry and personal development created by Byron Katie. It involves four simple questions that help individuals challenge their thoughts and beliefs, leading to greater clarity and peace of mind. The method encourages people to examine their perceptions and the stories they tell themselves about their experiences. Participants in "The Work" often find that by questioning their thoughts, they can reduce suffering and improve their emotional well-being. This practice can be done individually or in groups, and it emphasizes the importance of self-reflection and mindfulness in achieving personal growth.