That particular version of a quote is listed on Wikiquotes as unsourced, and therefore unreliable. [1] However, he did say, "I couldn't do it. I couldn't reduce

That particular version of a quote is listed on Wikiquotes as unsourced, and therefore unreliable. [1] However, he did say, "I couldn't do it. I couldn't reduce it to the freshman level. That means we don't really understand it." [2] [1] http://en.wikiquote.org/wiki/Talk:Richard_Feynman#Unsourced http://en.wikiquote.org/wiki/Talk:Richard_Feynman#Unsourced [2] http://en.wikiquote.org/wiki/Talk:Richard_Feynman#Teaching_quote http://en.wikiquote.org/wiki/Talk:Richard_Feynman#Teaching_q...