Famous quotes containing the words physical and/or tree:
“The struggle for existence holds as much in the intellectual as in the physical world. A theory is a species of thinking, and its right to exist is coextensive with its power of resisting extinction by its rivals.”
—Thomas Henry Huxley (182595)
“A tree there is that from its topmost bough
Is half all glittering flame and half all green
Abounding foliage moistened with the dew;
And half is half and yet is all the scene;
And half and half consume what they renew....”
—William Butler Yeats (18651939)
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