By Gordon Bell
Blatter said the sport should keep its human element, allowing everyone to have their say.
Blatter believed science would destroy the passion that made the sport special.
"Then the science is coming in the game, no discussions ... we don't want that. We want to have these emotions, and then a little bit more than emotions, passion."
South Africa hosts the world's most watched sporting event from June 11-July 11.
(Reporting by Gordon Bell; Editing by Patrick Johnston)