"A book is a fragile creature, it suffers the wear of time, it fears rodents, the elements and clumsy hands. So the librarian protects the books not only against mankind but also against nature and devotes his life to this war with the forces of oblivion."

The greatest gift you can give is your authentic self.

The only way to do great work is to love what you do.

The work is a kind of excavation.

科学的美丽在于它解释自然界的能力。