In the case of Leviathan, I would suggest to you, Hobbes' central question is, ? what makes authority possible?

至于《利维坦》，我要向你们说明，霍布斯的中心问题是，是什么使得权力成为可能？

耶鲁公开课 - 政治哲学导论课程节选

In the very red means in that part of the brain is stimulated by the centre of your visual field.

红色部分说明这部分的大脑,收到视野中心的刺激。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选