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but you will succeed if you persevere; and you will find joy in overcoming obstacles. she found a way to see and hear.helen keller lived in the usa. she was a great woman.she has some words: be of good cheer. do not think of today s failures，a teacher he
温馨提醒：随时光变迁，文中所陈述观点；准确性、难免有所变动，因此文中观点仅供参考。
