At the end of Chapter 6, Yanek's father tells him, “Life is but a river. It has no beginning, no middle, no end. All we are, all we are worth, is what we do while we float upon it — how we treat our fellow man.”
Explain what you think his dad meant by this quote and how it can connect to what the family is currently going through - having to worry about the deportation of the Jewish people living in their ghetto, dealing with the threat of the Nazis, etc.