Why do many math books have so much detail and so little enlightenment? (2010)
He&#x27;s talking about a fairly advanced math topic, abstract algebra.<p>At some point, you graduate from &quot;being taught&quot; to &quot;teaching yourself.&quot; By the time you get PhD, you <i>need</i> to teach yourself, because you&#x27;re studying things no one has ever studied before.