"We must guard against becoming so engrossed in the specific nature of the roots and bark of the trees of knowledge as to miss the meaning and grandeur of the forest they compose."

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Don't think of retiring from the world until the world will be sorry that you retire. I hate a fellow whom pride or cowardice or laziness drive into a corner, and who does nothing when he is there but sit and growl. Let him come out as I do, and bark.

— Samuel Johnson