Zen Buddhism's principles Include mindfulness, simplicity, and nonduality. Zen practice emphasizes being present in the moment, acknowledging imperfections, and letting go. Core principles Mindfulness: Being aware of the present moment and not being overly reactive Emptiness: Recognizing that reality is empty and impermanent Nonduality: Understanding that there is no separation between oneself and the world Simplicity: Practicing simplicity in daily life Zen practices Zazen: The most important Zen practice, which means "just sitting" meditation Direct insight: Gaining insight into one's own Buddha nature Personal expression: Expressing insight in daily life for the benefit of others Zen ethics Being reverential toward all life and not killing Respecting others' property and not stealing Being faithful and loving in relationships Being truthful and not deceiving oneself or others Keeping one's mind clear and not abusing intoxicants