悲伤是爱变成了永恒的缺失。
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.
This is an interesting planet. It deserves all the attention you can give it.