生活的目的是活着,而活着意味着意识到,快乐地、陶醉地、平静地、神圣地意识到。
A good scientist is like a detective, always looking for clues in the details.
化学的艺术在于分离、提纯和结合物质的能力。
I'm not a person who looks back. I'm always looking forward.