现代密码学的挑战不仅在于保护信息，而且在于以一种既高效又可扩展的方式来实现。
The challenge of modern cryptography is not just to protect information, but to do so in a way that is both efficient and scalable.
我一直觉得技术应该为那些重要的工作作出贡献——如发现、组织、社交，这样用户就能做一些对他们来说愉悦的事情：生活和爱，不用成天和干巴巴的计算机较劲！那意味着我们的产品一定要实现协同工作。
Your work is going to fill a large part of your life, so make sure it's something you love doing.
如果你认为一个人的本质是好的，就要随时为这个人提供帮助，即使其他人都离他而去。任何人都可能陷入困境。在别人需要的时候，一个偶然的善意行为就会改变他的生命轨迹，造就意想不到的友谊或忠诚。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
"Technology has connected us in ways we never imagined, but it has also isolated us from genuine human connection."
世界总是对的。在它的判断中，它总是对的。因为它是世界。