談談「退」。它與「進」相對，有離去、不接受、畏縮和脫落的意思；而當中，周導師最害怕是不自知地退步至無路，夢醒時分驚見「進」已活久矣🔕。此進非進何進？！
Say something about OUT. It's opposite to IN, which means expel, large, expend, over and clear. Among them, Ms. Chow is most afraid of outdated without self knowing & shock to see IN has already been around for a certain long period🔕. Never forget why you started, and you can accomplish your mission.