Sergey Иннокентьевич Поварнин (1870-1952) is a philosopher, professor of the Leningrad state university, large specialist in area of logic and rhetoric.These books thundered in 20-30th of ХХ of century, stood next to "Entertaining physics" and "Entertaining mathematics" of Я. Перельмана, and then were undeservedly forgotten. But now they again appeared highly sought.To read books - that can it be simpler? We train to reading with initial schools, but as do we read? And "as read", and meantime harm from such reading frequently more than benefit. Therefore a serious reader simply must become familiar with receptions and rational read skills.In addition, the "Art of dispute" offered in collection, along with "Art to win in спорах" of А. Шопенгауэра, will teach to read "between lines" mass medias and to notice their tricks, and also it is correct to expound it reasons are in any discussions.The publishing layout of book is stored in the format of PDF A4.