What does the mentor sentence mean?

The warmth of other suns

Mentor sentence: “In their own lives, whatever individual success each migrant found was in part a function of how he or she adapted to the New World and made peace, or not, with the Old” (Wilkerson 531).

What does the mentor sentence mean? Please respond in 5 to 7 sentences. Please give one quote as evidence. The quote must have the page number in a parenthetical citation. The quote should be formatted correctly. The evidence must analyze a specific example of Robert’s life. Restate and answer, Quote context, Quote, and Analysis.