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will have instructed

  • future perfect
    of instruct.
    instruct
    verb (used with object)
    to furnish with knowledge, especially by a systematic method; teach; train; educate.

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The world will have instructed us to take care of ourselves, at the expense of others.

From The Life of Duty, v. 2 A year's plain sermons on the Gospels or Epistles by H. J. Wilmot-Buxton