The young man, called Li Yuan, flashed a glimmer of excitement in his eyes and bowed respectfully, saying: "Thank you, Director Tang, thank you, teachers.",As a result of watching too many dramas, he suddenly found himself mysteriously transported back to the 1950s. Perhaps it was because he enjoyed watching period dramas...,Lightheartedness and happiness should also abide by the laws of the universe. Energy is conserved, so if Li Yuan wants more joy, others will have to experience a bit more negativity to balance it out.。