数学中的合作是必不可少的;没有人能独自解决所有问题。
我不喜欢做简单的事情。我喜欢做有挑战性并能推动我的事情。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
金钱的匮乏是所有罪恶的根源。
The challenge of modern physics is not just to find answers but to ask the right questions.
The pace of change demands that we unlearn as much as we learn.