7 books, 7 horcruxes, 7 Weasleys siblings, 7 Hogwarts floor, 7 galleons to buy a wand, 7 positions to play quidditch, 7 Tom Riddle's memories, 7 Potters with 7 members of the Order. There are 142 degrees in Hogwarts (1+4+2=7), 7 people went to the Shrieking Shack, Dobby has 7 socks and…7 days until Harry Potter and the Deathly Hallows part 2. Today, 07/07.

думаю все поняли