Authors:

It is no proof of a man's understanding to be able to affirm whatever he pleases; but to be able to discern that what is true is true, and that what is false is false, this is the mark and character of intelligence.

It is no proof of a man's understanding to be able to affirm whatever he pleases; but to be able to discern that what is true is true, and that what is false is false, this is the mark and character of intelligence.