What blinds us, or what makes historical progress very difficult, is our lack of awareness of our ignorance.

What blinds us, or what makes historical progress very difficult, is our lack of awareness of our ignorance.

是什么蒙蔽了我们，或者是什么使历史进步变得非常困难，是我们对自己的无知缺乏认识。

-- Terence McKenna 麦凯南