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Immigration can have positive effects on innovation and productivity.
A great many people think they are thinking when they are merely rearranging their prejudices.
每一个挑战都是学习和成长的机会。
我认为在数学中,也许在生活中,你必须愿意让自己有点迷失。
你的自我价值由你自己决定。你不必依赖别人来告诉你你是谁。