humain hamesha sikhte rehna chahiye. kio k sikhne ki koi umar nahi hoti. humain har koi kush na kush sikhata hai. bas humain pta hona chahiye k humain kya adopt krna hai. for example ek chota bucha bhi hamara guru ho sakta hai. aap bologe bhala wo kaise. buche se hum khush rehna sikhte hai. agar...