To provide children with an environment in which they can be satisfied, efforts must be made to understand their needs.
要给儿童提供一个使他们得到满足的环境，必须努力了解儿童的需要。
Freedom of speech is the great bulwark of liberty; they prosper and die together.
Every man is guilty of all the good he did not do.
真正的问题不是机器是否会思考，而是人是否会思考。
我首先要消除一些传言，免得误人子弟。
The best way to predict the future is to create it.