The most important decision you make is to be in a good mood.
                    禁止持有武器的法律。只会解除那些本来就不打算或没有决心要犯罪的人的武装……这样的法律只会让受害者变得更糟,让行凶者更强;它们相当于鼓励而不是阻止凶杀,因为一个没有武装的人更可能被一个武装的人袭击。
                    财产权确实是人类的一项权利,与自由一样真实。
                    We leave behind something of ourselves wherever we have been.
                    The scientist is not a person who gives the right answers, he's one who asks the right questions.
                    You don’t build a business, you build people, and then people build the business.
                    