畜牧管理的创新不仅仅是技术问题，更是理解自然节奏并与之和谐共处的问题。
Psychology must look at the utility of consciousness.
Happiness is a state of mind, not a set of circumstances.
传记是最亲密的历史形式。
Comparing ourselves to others is a surefire way to feel worse about our own lives.
Today is difficult, tomorrow is more difficult, but the day after tomorrow is beautiful.