The last one is correct. You only capitalize P in president if it's before the president's name! :)
Answer:
I am not sure what this excerpt is about but the author could be using this to show that parents do not understand the child. The parents "grew up in another century" telling that they are older, they are not growing up in this time, meaning that they may not understand the child, or understand if/what he is trying to talk to them.
Explanation:
The judge,who was a shrewd fellow ,winked at the