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The ratio of positive to negative emotions that predicts flourishing is about 3 to 1. Above that ratio, people tend to flourish; below it, they tend to languish.
"Truth is not found in the light, but in the shadows we're afraid to explore."
Oh,to struggle against great odds,to meet enemies undaunted.
学校必须是一个让孩子学会将眼前欲望服从于更大社会利益要求的地方。