Condition (3) ensures that the wise person live a life that reflects what she or he is justified in believing is a rational way to live. In condition (4), DRT respects epistemic humility.  Condition (4) requires that a wise person not believe things without epistemic justification.  The Deep Rationality Theory rules out all of the unwise poets, politicians, and craftsmen that were ruled out by Socrates.  Wise people do not think they know when they lack sufficient evidence.  Moreover, wise people are not epistemically arrogant.