The object of opening the mind, as of opening the mouth, is to shut it again on something solid.

The object of opening the mind, as of opening the mouth, is to shut it again on something solid.

打开思想的目的，就像打开嘴巴一样，是为了把它再次关在某个坚实的东西上。

-- G. K. Chesterton 特顿