What does Charlie see (start thinking about) during the surgery?

What is the central idea in this advice from branch rickey to jackie robinson?  

What difference do you notice between this passage and contemporary pose.

Which of the following is the original meaning of the word college? a. an independent institution of higher learning offering a course of general studies leading to a bachelor’s degree b. a building used for an educational or religious purpose c. a group of persons considered by law to be a unit d. a body of clergy, living together and supported by a foundation