▁is ▁very ▁low ▁and ▁listen ers ▁get ▁the ▁g ist ▁of ▁what ▁the ▁speaker ▁is ▁discuss ing . ▁On ▁the ▁other ▁hand , ▁if ▁a ▁speaker ▁is ▁shout ing ▁and / or ▁using ▁em otion ally ▁driven ▁words , ▁listen ers ▁tend ▁to ▁remember ▁key ▁phr ases ▁and ▁the ▁meaning ▁of ▁the ▁speech . ▁This ▁is ▁full ▁access ▁of ▁the ▁fight ▁or ▁flight ▁mechanism ▁all ▁people ▁have ▁function ing ▁in ▁the ▁brain , ▁but ▁based ▁on ▁what ▁triggers ▁this ▁mechanism ▁will ▁lead ▁to ▁better ▁recall ▁of ▁it . ▁People ▁tend ▁to ▁focus ▁their ▁attention ▁on ▁c ues ▁that ▁are ▁loud , ▁very ▁soft , ▁or ▁something ▁unusual . ▁This ▁makes ▁the ▁aud itory ▁system ▁pick ▁up ▁the ▁differences ▁in ▁regular ▁speaking ▁and ▁meaning ful ▁speech , ▁when ▁something ▁significant ▁is ▁spoken ▁in ▁the ▁discussion ▁people ▁home ▁in ▁on ▁the ▁message ▁at ▁that ▁part ▁of ▁the ▁speech ▁but ▁tend ▁to ▁lose ▁the ▁other ▁part ▁of ▁the ▁discussion . ▁Our ▁bra ins ▁sense ▁differences ▁in ▁speech ▁and ▁when ▁those ▁differences ▁occur ▁the ▁brain ▁enc odes ▁that ▁part ▁of ▁speech ▁into ▁memory ▁and ▁the ▁information ▁can ▁be ▁re called ▁for ▁future ▁reference . ▁ ▁Mot iv ation ▁Mot iv ation ▁is ▁a ▁factor ▁that ▁encourag es ▁a ▁person ▁to ▁perform ▁and ▁succeed ▁at ▁the ▁task ▁at ▁hand . ▁In ▁an ▁experiment ▁done ▁by ▁Ro eb ers , ▁M oga ▁and ▁Schne ider ▁( 2 0 0 1 ), ▁participants ▁were ▁placed ▁in ▁either ▁forced ▁report , ▁free ▁report ▁or ▁free ▁report ▁plus ▁in cent ive ▁groups