The Enemies of Learning, Plato, Republic 7.537b October 11, 2015October 11, 2015 ~ Erik “Fatigue and sleep are the enemies of learning.” κόποι γὰρ καὶ ὕπνοι μαθήμασι πολέμιοι. Share this:TwitterFacebookEmailTumblrRedditPinterestLike this:Like Loading... Published by Erik View all posts by Erik