You are never too old to achieve your dreams.

This is the message 89-year-old Manfred Steiner wants young people to take from his most recent achievement.

 A distinguished professor of medicine who already held two doctorate degrees, Steiner always dreamed of studying physics. His dream was deferred by World War II, medical school, and ample research, but he never lost sight of his passion for the field. 

Now, at 89 years old, Steiner has graduated with his PhD in Physics from Brown University.

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