This document discusses the challenges that teachers face in the modern education system. It describes the metaphor of teachers being confined in a "classroom cage" due to isolating culture, lack of input in decision making, and policies that do not make sense. It also notes that issues teachers are frustrated by, such as a lack of meaningful professional development and poor communication with administrators, are not adequately addressed in popular books and resources for teachers. However, the document concludes that the current system is a choice rather than inevitable, and that teachers can work to improve conditions.