The world is beautiful, but it has a disease called man.

Education begins the gentleman, but reading, good company and reflection must finish him.

【大意】一个国家如果没有正义，即使再强大也定会灭亡。一个人如果没有良善的志趣，即使勇猛也必会遭遇挫伤。

The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.

动物福利不仅仅是伦理问题——它是好的科学和好的商业。