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This sentiment was expressed by Fr. George Coyne , ( the Vatican 's chief astronomer between 1978 and 2006 ) : With regard to evolution and the origin of human beings , ` Abdu'l - Bahá gave extensive comments on the subject when he addressed western audiences in the beginning of the 20th century .
 George Coyne, Vatican, ` Abdu'l - Bahá
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 George Coyne, Vatican, ` Abdu'l - Bahá