While you may not remember life as a toddler, you most likely believe that your selfhood then—your essential being—was intrinsically the same as it is today. Buddhists, though, suggest that this is just an illusion—a philosophy that’s increasingly supported by scientific research. “Buddhists argue that nothing is constant, everything changes through time, you have a constantly changing stream of consciousness,” Evan Thompson, a philosophy of mind professor at the University of British Columbia, tells Quartz.…