The more we learn of the true nature of non-human animals, especially those with complex brains and corresponding complex social behaviour, the more ethical concerns are raised regarding their use in the service of man—whether this be in entertainment, as ‘pets,’ for food, in research laboratories or any of the other uses to which we subject them.

"The act of writing is an act of courage, a defiance against the silence of the universe."

I'm not a gangster, I'm not a thug, I'm just a dude that likes to rhyme.

地理学是关于地方的科学，而不是关于人的科学。

做出伟大工作的唯一方法就是热爱你所做的事。