Trust is a tricky business On the one hand， it ‘s a necessary condition ____1___ many worthwhilethings： child care， friendships， etc On the other hand， putting your ___2___， in the wrong placeoften carries a high ___3___.
___4___， why do we trust at all？ Well， because it feels good ___5___ people place their trust in anindividual or an institution， their brains release oxytocin， a hormone that ___6___ pleasurable feelingsand triggers the herding instruct that prompts humans to ___7___ with one another Scientists havefound that exposure ___8___ this hormone puts us in a trusting ___9___： In a Swiss study， researcherssprayed oxytocin into the noses of half the subjects； those subjects were ready to lendsignificantly higher amounts of money to strangers than were their ___10___ who inhaled somethingelse
___11___ for us， we also have a sixth sense for dishonesty that may ___12 ___us .
A Canadian studyfound that children as young as 14 months can differentiate ___13___ a credible person and a dishonestone Sixty toddlers were each ___14___ to an adult tester holding a plastic container.The testerwould ask， “What’s in here？” before looking into the container， smiling， and exclaiming，“Wow！” Each subject was then invited to look ___15___ Half of them found a toy； the other half___16___ the container was empty-and realized the tester had ___17___ them.
Among the children who had not been tricked， the majority were ___18___ to cooperate with thetester in learning a new skill， demonstrating that they trusted his leadership ___19___， only five ofthe 30 children paired with the “___20___”tester participated in a follow-up activity.