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children's progress is not depends on the age, but depends on the freedom to watch everything around him.
儿童的进步不是取决于年龄,而是取决于能够自由地观看他周围的一切。
在发现自己掉进坑里的时候,最重要的事情就是停止挖掘。
Better to have 1 super user than 100 ordinary users.
"The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart."