To understand the present, we must dig into the past.
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。
Judge a man by his questions rather than by his answers.
I do not fear computers. I fear the lack of them.