Some Ans. Questions 2014 by -'Abdu'l-Bahá- 1 Para

Now, in this glorious age, which is the century of Baha'u'llah, consider how far knowledge and learning have progressed, how fully the mysteries of creation have been unveiled, and how many great undertakings have been embarked upon and are multiplying day by day! Soon will material knowledge and learning, as well as spiritual knowledge, make such progress and display such wonders as to dazzle every eye and to disclose the full meaning of the verse of Isaiah: "for the earth shall be full of the knowledge of the Lord" (12:5)

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