There are some basic teachings that all Buddhists share--the foundation of our practice. While it may have some appeal to go off into some of the "deeper" teachings, those teachings share the same Dharma roots: The 4 Truths, the 8-fold Path, and the 12 Links of dependent origination.
You can't do calculus without knowing (and using) basic arithmetic.
Min'Ui Maitri shares the Dharma on May 24, 2023.