Not long after, the water was done boiling. He stood up to make tea, carrying his teacups to the desk and sitting down to rest his legs. He also carried his cat onto the table, using a wrinkled hand to stroke its long fur, then used his other hand to flip through the Zhu Xi Anthology that he had flipped through numerous times. Knock, knock! He frowned slightly. Who would come to visit him at this time? Was it the neighborhood committee that was coming to collect management fees? "Who is it?" he asked, his voice raising slightly. "Teacher, it's me." Upon hearing the familiar voice, he knew who had come. He walked over to open the door. "Yuanfei, why are you here at this time?" Li Yuanfei bowed and handed the gift box with both hands. "Hello, teacher. The company has been busy, so I haven't visited for a long time. This is a small gift, just a little token to show my respect for you." "There's no need to bring a gift when you come…" The old man shook his head and looked outside. "Where's your car?"