Afterwards, the students have finally reached the final stage that requires them to cloister themselves in the "cleanroom of the mind" In the "cleanroom" you discard all of what you have read by others and start thinking for yourself.
之後進入最後階段：將自己關在一個「乾淨的房間（Clean room）」裡，把看過的研究都拋到腦後，單就自己的脈絡獨立思索。