你可以锁上你的图书馆；但对我的思想自由，你无法设置任何门闩、锁或插销。
Lock up your libraries if you like; but there is no gate, no lock, no bolt that you can set upon the freedom of my mind.
在科学中最令人兴奋的短语，预示着新发现的，不是“我找到了！”而是“这有点奇怪...”
Take away love and our earth is a tomb.
过去不是我们抛在身后的东西；它是我们内心携带的东西，塑造着我们的现在和未来。
The poor often lack the information needed to make good choices, and when they do have it, they often don’t trust it.
