The Words Not to be Searched on Google
In the search of a dissertation theme, Page had been considering among other things exploring the mathematical properties of the World Wide Web, understanding its link structure as a huge graph. His supervisor, Terry Winograd, encouraged him to pick this idea (which Page later recalled as "the best advice I ever got"[8]) and Page focused on the problem of finding out which web pages link to a given page, based on the consideration that the number and nature of such backlinks was valuable information about that page (with the role of citations in academic publishing in mind). Page told his ideas to Hassan, who began writing the code to implement Page's ideas.