The paragraph is followed by an incomplete phrase or sentence which summarizes the main idea of the paragraph. Choose the missing words of the phrase or sentence.

You know you have to read "between the lines" to get the most out of anything. I want to persuade you to do something equally important in the course of your reading. I want to persuade you to "write between the lines". Unless you do, you are not likely to do the most efficient kind of reading. 

Only by writing between the lines can you do the most （） kind of reading.