Diagnosing someone with a personality disorder like psychopathy would require a comprehensive evaluation by a qualified mental health professional who has directly interacted with the person in question.
It's important to remember that interpreting an individual's emotions or intentions based on written or spoken accounts can be challenging, as it may not fully capture their true feelings or experiences. People express emotions differently, and written or verbal communication might not always reflect their innermost thoughts.
Eckhart Tolle is a spiritual teacher and author known for his teachings on mindfulness and living in the present moment. His work has touched the lives of many people, and he has shared various personal experiences to illustrate his teachings. However, without a thorough assessment and direct knowledge of his emotions, it is not appropriate to speculate about his mental health or personality.
If you have concerns about someone's well-being or behavior, it is best to encourage them to seek help from a qualified mental health professional who can provide a proper evaluation and support. Mental health assessments and diagnoses should always be left to trained experts who can conduct thorough evaluations based on personal interactions and clinical guidelines.