what is your limit??

Wuhan, China
May 6, 2014 11:47am CST
Tonight,I ran ten laps around the playground..It is so tired that i can not stand to walk...i want to lost weight ,i want to what is my limit....I think if i don not stop,i could run ten laps more....Human potential is unlimited,what is your limit??
1 response
@Gavinx (6)
• Wuhan, China
7 May 14
i ran ten laps on my school playground almost everyday, it's about 4 km, and i like sporting....
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