A legal system is a system of rules which are valid according to the system's own criteria of validity.
法律体系是根据其自身的有效性标准而有效的规则体系。
艺术作品是宇宙的低语。
The only thing that can make you happy is doing what you love.
释义：学问不论年长年幼，应该以某一方面擅长的人为师。学无先后，达者为师，体现了学问应该是一个开放的、无大小之分的领域，重在能力而非地位或者身份。
In Russia, severity of laws is compensated for by their non-enforcement.
我写歌的时候，常常会哭。
The principal effect of the progress of society is to increase the quantity of wealth, and the power of distributing it.