理解的第一個跡象是想死。
A first sign of the beginning of understanding is the wish to die.
When the legislative and executive powers are united in the same person， or in the same body of magistrates， there can be no liberty.
Understanding the mechanisms of memory can help us not only in recalling the past but also in shaping our future actions and decisions.
Children’s books should be full of warmth, not just lessons.
選擇最好的生活，因為習慣會使它愉快。