"To live is the rarest thing in the world. Most people exist, that is all."
生活是世界上最罕见的事，大多数人只是存在而已。
Understanding the universe requires not just intelligence, but imagination.
出自汉·桓宽《盐铁论·险固》。这句话以“地利”与“人和”、“武力”与“文德”的对比，阐明了实行仁政对于治国安邦的重要性。
Never stop learning. The moment you think you know it all is the moment you fail.
"The more I study nature, the more I stand amazed at the work of the Creator."