Chinesestudentsarestillheadingoverseasforeducation-butthesedays,they'realsocomingback.THEseaturtlemaybeoneoftheanimalkingdoms'mostendangeredspecies,hutinitsallegoricalsense,itthrives.Eachyear,thousandsofChinesesetoutfordistantlandsonahuntforknowledge,andwell-worntrailsleadtoeverytopuniversityonearth.Somenevermakeit-they'resnaffledupbymassivecompetition,financialrestraintsorbureaucracybeforetheyeverleavetheirshores.Butthosethatdogetthroughhavedifferentinstinctsthantheirpredecessors-they
