我不害怕风暴,因为我在学习如何驾驶我的船。
可持续性不仅仅是关于环境,它还关乎人。
数学中发现的快乐是无与伦比的。
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.