What can be said at all can be said clearly; and whereof one cannot speak thereof one must be silent.
凡是能够说的，都能够说清楚；对于不可说的东西我们必须保持沉默。
成功的秘诀是知道别人不知道的事情。
掌握医学知识的关键在于将理论与实践联系起来。
Paper can be permanent if you respect its characteristics and design accordingly.
我对事物的表面不感兴趣，而是对隐藏在表面之下的东西感兴趣。
The most dangerous poison is the feeling of achievement. The antidote is to think every morning, 'What can be done better?'
Democracy must be born anew every generation, and education is its midwife.