Do you thin there is a meaning behind the mythology of the divinatory calendar that transcends religion?

Reading: https://drive.google.com/file/d/1Jjyjor0HHw93eKbj3cuwi6oqLy-ZVt5r/view?usp=sharing

Question: Frida Kahlo frequently embedded her paintings with rich Nahuatl logographic script and Aztec calendrical symbolism. Yet Deffebach underlines the strict Marxist materialist rationalism she espouses in her diary. Do you thin there is a meaning behind the mythology of the divinatory calendar that transcends religion?