The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.
每一次发现都是向理解宇宙迈近的一步。
充满爱的工作是一切生活和一切艺术的秘密。
The only person you should try to be better than is the person you were yesterday.
Today is cruel, tomorrow is crueler, and the day after tomorrow is beautiful. But most people will die tomorrow night, so don't give up today.