the theory is nothing new..but he put in a way you and I both ca

来源: jy101 于 2012-10-15 07:07:04 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (130 bytes)

the theory is nothing new..but he put in a way you and I both can understand it.

I am for one, did benefit much from his books.

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