Coal has powered our past, but we must be honest about its role in our future.
The art of teaching is not to impart knowledge, but to inspire, awaken, and encourage.
The challenge of modern cryptography is not just to secure communication, but to do so in a way that is both efficient and scalable.
When I am abroad， I always make it a rule never to criticize or attack the government of my own country。 I make up for lost time when I come home.
