I think the discomfort that some people feel in going to the monkey cages at the zoo is a warning sign.
我认为有些人去动物园的猴子笼子感到不舒服是一个警告信号。
-- Carl Sagan 卡尔·萨根
I think the discomfort that some people feel in going to the monkey cages at the zoo is a warning sign.
我认为有些人去动物园的猴子笼子感到不舒服是一个警告信号。
-- Carl Sagan 卡尔·萨根