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A red rose is not selfish because it wants to be a red rose. It would be horribly selfish if it wanted all the flowers in the garden to be both red and roses.
一句话,先是太胆小,明知错的事却不敢不做;后来也还是太胆小,明知对的事却不敢去做。
Collaboration is essential in science—no one does it alone.