法律体系是根据其自身的有效性标准而有效的规则体系。
The worse a situation becomes, the less it takes to turn it around, the bigger the upside.
Don't you just love New Year's? You can start all over. Everybody gets a second chance.
心理学必须建立在直接经验和内省的基础上。
生活是一段旅程,而不是一个目的地。