The philosophy of Zhuangzi (c. 369- 286 BC) talks about "forgetting" --knowledge should not become a burden, and one should be able to return to a child-like state of mind.
莊子哲學就在講一個「忘」字，知識不要變成負擔。語音導覽裡的知識，聽了之後最好還要忘掉，要能夠回復到孩子的心。