孔子说:“对品德不进行培养,对学问不进行钻研,听到好人好事不能跟着做,有了错误不能及时改正,这就是我所担忧的。”
这是数着别人契上的齿数,而以为自己很富有。 
The only limit to our realization of tomorrow will be our doubts of today.
归纳行为是一种行为模式,而不是推理模式。
No one has ever written or painted, sculpted, modeled, built, or invented except literally to get out of hell.
The only real prison is the one we build for ourselves.