"In the theory with which we have to deal, Absolute Ignorance is the artificer; so that we may enunciate as the fundamental principle of the whole system, that, in order to make a perfect and beautiful machine, it is not requisite to know how to make it.
这个我们要探讨的理论之中，“全然无知”变成了创造者； 那么让我们清楚阐明这个理论体系的根本原则， 那就是，在制造一个完美的机器之前， 完全没有必要知道如何来制造它。