水源会枯竭 但心永不干涸
采矿业必须进化否则就会过时,没有中间地带。
利用不同的感官刺激,有条不紊地将注意力引导到儿童的活动甽,即便是嗅觉也可以用理解的方式来训练,从而成为他们探索环境的器官。
We must be free not because we claim freedom, but because we practice it.
The only thing that overcomes hard luck is hard work.
I never know what I think about something until I read what I've written on it.
The simplicity of nature is not to be measured by our conceptions of simplicity.
重要的不是你说什么,而是你做什么。
"A great story is one that stays with you long after you've turned the last page."