每个政府的衰败始于其建立原则的腐化。
The deterioration of every government begins with the decay of the principles on which it was founded.
"Keep smiling, it makes people wonder what you've been up to."
Twenty years from now, you will be more disappointed by the things you didn’t do than the ones you did.So throw off the bowlines. Sail away from the safe harbor. Catch the trade winds in your sails. Explore. Dream. Discover. （注：这句说话被部分人质疑不是由马克·吐温所说的。）
我们不仅仅生产钢铁；我们构建现代文明的支柱。
自守形式的研究是进入未知领域的旅程。