I seldom read a thick book from cover to cover unless it is a novel. By dint of the first impression it made on me at the time of buying, I have a rough idea of what a book is about and what useful materials in it are available to me.

• 除小说外，我少有全体读完的大部的书，只凭了购入当时的记忆，知道某册书是何种性质，其中大概有些什么可取的材料而已。