Melody and harmony are like lines and colors in pictures. A simple linear picture may be completely beautiful; the introduction of color may make it vague and insignificant. Yet color may, by combination with lines, create great pictures, so long as it does not smother and destroy their value.
Source: A Tagore Reader, edited by Amiya Chakravarty via http://www.schoolofwisdom.com/tagore-einstein.html
Contributed by: Thomas