This is most evidently a metaphor. The thing to keep in mind when analyzing literature/poetry is that if you see figurative language making comparisons/drawing parallels between two differing things--instances where the meaning is not literal such as how injustice is not really a fire and has no flames--it's a safe bet you'll have on your hands a metaphor.
Doctors examine medical history of the patient, order, perform & interpret diagnostic tests before prescribing the medicine. Mathematics required for a doctor are college algebra, trigonometry, calculus, linear algebra, statistics & probility. They use statistical models to guide diagnoses & treat. Becoming a doctor means learning everything there is to know about the human body. The human body itself is an incredible thing to study and medical students and doctors have the opportunity to further examine it with the most innovative technology.
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Honestly, your possibilities could be endless if you try, those traits vary into many paths you can go down in life, If you feel good about how you treat others you could be a therapist and help people get treated better. Or since you feel good about who you are, and what you are doing you could be a model, or someone that gives insight on your life and maybe a clothing brand and millions of other possibilities. The sky's the limit, dream big..
