Reason is immortal， all else mortal.
理智是不朽的，其他一切都是有限的。
True freedom is inner freedom.
可持续性不是一种趋势，而是我们对下一代的责任。
The habits of life form the soul, and the soul forms the countenance.
The competitor to be feared is one who never bothers about you at all, but goes on making his own business better all the time.
圣人警戒于事情发展的苗头；愚人恐惧于事情明显暴露后。