上周末通电话时，儿子告诉我他前几天去Stanford 听 Yann LeCun的讲座，

当台下的观众问LeCun是什么成就了他的事业， 他回答说："I guess just much less sleep "。儿子说，“mom, deep down I was so with him. Oftentimes, it's more the curiosity, passion and willpower than one's intelligence make the difference ....."