Verses are not, as people think, feelings (those one has early enough) -- they are experiences. For the sake of a verse one must see many cities, men, and things, one must know the animals feel how birds fly, and know the gesture with which the little flowers open in the morning.
Rainer Maria Rilke, John J. L. Mood (1994). “Rilke on Love and Other Difficulties: Translations and Considerations”, p.112, W. W. Norton & Company