我对人类的状况和是什么让人们心动感兴趣。
It is error only, and not truth, that shrinks from inquiry.
美好的社会是美德得到回报的社会。
Sometimes the bravest thing is to keep going when everything seems lost.
创新不会偶然发生，它需要纪律、专注和挑战现状的意愿。