Your heart will melt watching Marlins first baseman Peter O'Brien reunite with his old gym teacher

We all remember our favorite teachers for the impact they made on our lives. Yet, we rarely know how reciprocal the relationship is. We've each had very few teachers compared to the large number of students each teacher has over his or her career. But students do make an impact on their teachers as well.
On Friday, NBC6 in South Florida interviewed first baseman Peter O'Brien's former physical education teacher, and she recalled him as one of her favorite students, gushing with pride when talking about how he played for the Marlins. The segment got even sweeter when O'Brien showed up for a surprise reunion: 

We'd love to hear this teacher's early scouting report on O'Brien based on his performance on the schoolyard in gym class.