科学不仅仅是关于事实，更是关于提出正确的问题。
Security is not an add-on feature but the foundation.
The most common form of despair is not being who you are.
The most important single aspect of software development is to be clear about what you are trying to build.
Success is not final, failure is not fatal.
The pace of change will never be slower than it is today.