The teacher who is indeed wise does not bid you to enter the house of his wisdom but rather leads you to the threshold of your own mind.
译文:年年岁岁繁花依旧,岁岁年年看花之人却不相同。赏析:时光流逝,物是人非。花有重开时,人无再少年。
"It is a capital mistake to theorize before one has data."