In this world, competition will never stop, so we have no time to rest. What we can do is to take the iron determination, go to various challenges and competitions that come one after another, and be in high spirits and enjoy it. -38 letters left by Rockefeller to his son

in this world, competitions won't stop one second, we do not have time to rest. All we can do is approaching the trend of kinds of challenges and competitions one after another, taking the iron determination, keeping a Actively mind, and enjoy it.