A widely used manual for mental health conditions assigns a single diagnostic label to individuals who meet a specific set of criteria. Consider a scenario where two individuals are given the same diagnostic label for a particular condition. One person experiences mild symptoms and functions well in daily life, while the other experiences severe symptoms and significant impairment. Evaluate the strengths and weaknesses of using a single, all-or-nothing diagnostic label in this situation. Propose and justify an alternative method for classifying these individuals that might better reflect the reality of their conditions.