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In the quest for understanding the fundamental nature of reality, we must be prepared to question everything we think we know.
否认或回避赞美很不礼貌。即使你认为自己尚未名副其实,也应接受了感谢对方。
凡事天下要考察有无的原则,必定是以众人的耳目所见所闻的实情以知有与无来作为标准的。 
Every mental state is a function of some physical state of the brain.