What does it mean that a gentleman doesn't change his faith because he is poor?

This sentence comes from "Confucius' Family Language": "Lanzhi was born in the deep forest and is not fragrant because there is no one. Xiu De, a gentleman, is not the same as changing religion because of poverty. "

Meaning: Lan Zhi grows in the depths of trees, and it is not fragrant because there is no one. A gentleman practices morality and does not change his solar terms because of poverty.

Confucius Family Language, also known as Confucius Family Language, or simply Family Language, is a Confucian work. The original book has 27 volumes and this book has 10 volumes and 44 articles. It is a book that records the thoughts, words and deeds of Confucius and his disciples. Today's Biography of Confucius has ten volumes and forty-four articles, with Su's note and Wang Su's preface and postscript at the back. In the past, many predecessors thought it was a fake book because of their criticism of the ancient prose school. With the discovery of modern bamboo and silk documents, it is proved that they are old books in pre-Qin period, and the authenticity and documentary value of Confucius Family Stories are paid more and more attention by academic circles.