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.

"Capitalism is the best system ever invented to lift people out of poverty."

移动的手指在书写；一旦写下，便继续前行：无论是你的虔诚还是智慧，都无法引诱它回来取消半行，你的泪水也无法洗去一个字。

When a professor insists computer science is X but not Y, have compassion for his graduate students.