任何政治制度的成功都取决于其提供繁荣和正义的能力。
The success of any political system depends on its ability to deliver both prosperity and justice.
生活中唯一真正的失败是不尝试。
The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'
The poor don’t need handouts; they need ladders.