“Art is about collecting experiences and expressing them. For me music and photography are similar art forms. I collect experiences, stir them in myself and express it in my own language. Just like my photography, music is my language.”

कला र जीवन (Art and Life)
Art and Life
Context: I think human arts depend on the imaginative truths. The straight forward illustration of practicality cannot take the form of Art, not is photography any Art in my opinion.

In 'On a Clear Day', 1973; as quoted by Julie Warchol on website Smith College Museum of Art https://www.smith.edu/artmuseum/Collections/Cunningham-Center/Blog-paper-people/Agnes-Martin-On-a-Clear-Day,
1970's

as quoted by de:Wolf-Dieter Dube, in Expressionism, de:Wolf-Dieter Dube; Praeger Publishers, New York, 1973, p. 89

Letter to Jean Cruveilhier (1837), as quoted by William Coleman, Death is a Social Disease: Public Health and Political Economy in Early Industrial France (1982)

http://www.girlscantwhat.com/2007/10/15/i-am-my-own-experiment/
Variant: I am my own experiment. I am my own work of art.

The world goes crazy for Lady Gaga (2009)
Context: I don't want to see Bowie in a tracksuit. He never let anyone see him that way. The outlet for my work is not just the music and the videos, it's every breathing moment of my life. I'm always saying something about art and music and fame. That's why you don't ever catch me in sweatpants.

John Guinn (December 22, 1982) "Rubinstein Was His Music", Detroit Free Press, p. 8D.
Attributed

Interview with Berlingske Tidende, June 10, 1919. http://www.sibelius.fi/english/omin_sanoin/ominsanoin_16.htm

From his will, in which he provided for his conducting scores, manuscript orchestral transcriptions, and recordings to archived and accessible to the public. The Stokowski Archives are now housed in the University of Pennsylvania Library.