永远倾听你的观众。如果你愿意听，他们会告诉你他们想要什么。
Always listen to your audience. They will tell you what they want, if you're willing to hear.
The goal of cryptography is to make it so that the cost of breaking the system exceeds the value of the information protected.
Collaboration is key—governments, businesses, and communities must work together for sustainable forests.