博文
re-reading something I transcribed six days ago
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Worth every word of it. Everyone should re-read and practice itin this new year http://blog.sciencenet.cn/home.php?mod=space&uid=1565&do=blog&id=1264449#quickcommentform_1264449 .
https://wap.sciencenet.cn/blog-1565-1265427.html
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