Optimism is a learned skill. Once you learn it, you can improve your life in every way.
最深刻的技术是那些消失的技术。它们将自己编织进日常生活的结构中,直到与生活无法区分。
I don't believe in luck. I believe in preparation meeting opportunity.
书籍是一种政治行动。书籍是知识。书籍是反思。书籍改变你的思想。
To write is to resist, to fight against the injustices of the world with the power of words.
Security is not a product, but a process.
People can be really smart or have skills that are directly applicable, but if they don't really believe in it, then they are not going to really work hard.
All changes follow a law.