A vi'let on the meadow grew, That no one saw, that no one knew, It was a modest flower. A shepherdess pass'd by that way-- Light footed, pretty and so gay; That way she came, Softly warbling forth her lay.
Johann Wolfgang von GoetheWith the growth of knowledge our ideas must from time to time be organized afresh. The change takes place usually in accordance with new maxims as they arise, but it always remains provisional.
Johann Wolfgang von Goethe