At three in the morning, Wei Tu checked his biological clock, rubbed his sleepy eyes, got up from the kang bed, put on a coat in the dark, and went to the stable outside to light a lamp and start feeding the horses.,There is no grass that doesn't grow fat without being grazed at night.,Blessed with the fate of "great accomplishment late in life," as long as he persistently cultivates his health-preserving exercises, these exercises will surely bear fruit in his old age.。