言而当,知也;默而当,亦知也。
言语得当,是智慧的表现;沉默得当,也是智的表现。
All earthly existence must ultimately be contained in a book.
The teacher who is indeed wise does not bid you to enter the house of his wisdom but rather leads you to the threshold of your own mind.
乳制品行业必须在传统与进步之间取得平衡,以满足现代需求。
The computer is unimportant. It can only give you answers.