自由的代价是永恒的警惕。
The price of freedom is eternal vigilance.
最复杂的电路板仍然需要最简单的人类价值观才能在社会中发挥作用。
书籍是桥梁——连接人与人、地方与地方、时代与时代。
Abundance is not something we acquire. It is something we tune into.
Success is not about the money you make, it's about the difference you make in people's lives.
If a doctrine is not unintelligible, it has to be vague; and if neither unintelligible nor vague, it has to be unverifiable.
科学不仅是理性的学科，也是浪漫和激情的学科。
It is in your self-interest to find a way to be very tender.
成功在于坚持和永不放弃。