[Keeping kosher was] the ...

[Keeping kosher was] the symbol of an initiation, like the insignia of a secret brotherhood, that set her apart and gave her freedom and dignity. Every law whose yoke she accepted willingly seemed to add to her freedom: she herself had chosen . . . To enter that brotherhood. Her Judaism was no longer a stigma, a meaningless accident of birth from which she could escape . . . It had become a distinction, the essence of her self-hood, what she was, what she wanted to be, not merely what she happened to be.
 Jessie Sampter

Quotes from the same author

Freedom is dearer than bread or joy.
 Jessie Sampter