密码学是关于在存在对手的情况下进行通信的。
政府的科学是我必须研究的，比其他所有科学都重要；立法、行政和谈判的艺术应该取代，实际上在某种程度上排除所有其他艺术。
Natural gas is the bridge fuel that will help us achieve a lower-carbon future.
我不害怕死亡，我只是不想在那一刻在场。
Money is overrated. Truly new things rarely need an abundance of money. If that was so， billionaires would have a monopoly on inventing new things， and they don’t. Instead almost all breakthroughs are made by those who lack money， because they are forced to rely on their passion， persistence and ingenuity to figure out new ways. Being poor is an advantage in innovation.