Who said "Gratitude is the antidote to the poison of resentment."?

This quote is attributed to Rosario Castellanos.

Gratitude is the antidote to the poison of resentment. - Rosario Castellanos

"Gratitude is the antidote to the poison of resentment."

Rosario Castellanos Gratitude

Novelist Poet Mexican 1925–1974

"I am my own muse. I am the subject I know best. The subject I want to know better."

"Silence is the only language God did not give to man to deny it to women."

"Women are not born; they are made."

"I write because I have an inner need to do so."

"Gratitude makes life richer."

"A grateful heart is a happy heart."

"Respect those who came before us."

"Life's greatest treasures are the people we love"