In the book A SEPARATE PEACE...
WHO IS TH MASTER IN THIS QUOTE?
WHAT DOES THE QUOTE REVEAL ABOUT FINNY?
"The Master was slipping from his official position momentarily, and it was just possible, if Phineas pressed hard enough, that there might be a flow of simple, unregulated friendliness between them, and such flows were one of Finny's reasons for living."

Question

In the book A SEPARATE PEACE... 
WHO IS TH MASTER IN THIS QUOTE?
WHAT DOES THE QUOTE REVEAL ABOUT FINNY?
"The Master was slipping from his official position momentarily, and it was just possible, if Phineas pressed hard enough, that there might be a flow of simple, unregulated friendliness between them, and such flows were one of Finny's reasons for living."

anonymous · Answer

Don't wait all summer to do your summer reading.

This question is asking you to provide evidence from the rest of the reading assigned.  The quote alone does not provide enough information to reveal anything about Finny.