“I will teach you the defiled principle and the undefiled. … And what is the defiled principle? Wrong view, wrong purpose, wrong speech, wrong action, wrong livelihood, wrong effort, wrong mindfulness, wrong immersion, wrong knowledge, and wrong freedom. This is called the defiled principle. And what is the undefiled principle? Right view, right purpose, right speech, right action, right livelihood, right effort, right mindfulness, right immersion, right knowledge, and right freedom. This is called the undefiled principle.”