The Iliad

Scepticism is as much the result of knowledge, as knowledge is of scepticism.

怀疑主义与知识一样，都是知识的产物。

To be content with what we at present know, is, for the most part, to shut our ears against conviction.

满足于我们目前所知，大多数情况下，就是对我们所持信念的拒绝。