简单，真诚的人很少用言语表达他的虔诚，他用行为，而不是言语去表达出来，而且这样比起说教或抗议有更大的影响力。
Simple, sincere people seldom speak much of their piety; it shows itself in acts rather than words, and has more influence than homilies or protestations.
"The truth is often more terrifying than fiction."
The primary rules of obligation are those that require or forbid certain actions.