The only purpose for which power can be rightfully exercised over any member of a civilized community, against his will, is to prevent harm to others.
最平凡的人生,細(xì)細(xì)審視,也會(huì)變得非凡。
After all, life is never so jolly or so miserable as people seem to think.
不要著急,最好的總會(huì)在最不經(jīng)意的時(shí)候出現(xiàn)。
最偉大的禮物是對(duì)閱讀的熱情。
模糊集的概念為構(gòu)建一個(gè)在許多方面與普通集框架平行的概念框架提供了一個(gè)方便的出發(fā)點(diǎn)。