只要准备一个自由的环境来配合儿童生命的发展阶段，孩子们的精神与秘密便会自发的显现出来了。

人们雕刻东西，如果半途而废，即使是腐烂的木头也不能刻断；如果坚持到底，即使是金属或者石头都能雕空。

Out of my own great woe I make my little songs.

Therefore, since brevity is the soul of wit, And tediousness the limbs and outward flourishes.

The science of government it is my duty to study, more than all other sciences; the arts of legislation and administration and negotiation ought to take the place of, indeed to exclude, in a manner, all other arts.

海洋不仅仅是一种资源，保护它是我们对后代的责任。