次要规则是那些规定主要规则的创建、修改和废止的规则。
The secondary rules are those that provide for the creation, alteration, and extinction of primary rules.
The act of painting is an act of meditation.
"Writing is a way to make sense of our dreams."
A healthy forest ecosystem supports both nature and commerce.
解释：对别人没有恩德，却想有求于人，这是罪过。
"It is worth living for, to find out what is true."
"The best way to lead is to empower others."
