what do you think about art?

Let me check on google then take opinions from various sources

1.source wikipedia:
Art is in the beginning process of human beings, and therefore it is a synonym of science.

2.source: http://www.quotationspage.com/subjects/art/
Frida Kahlo (1907 - 1954): Art like morality,consists of drawing the line somewhere.
 "Art is either plagiarism or revolution."
Paul Gauguin, painter
  • 1 [mass noun] the expression or application of human creative skill and imagination, typically in a visual form such as painting or sculpture, producing works to be appreciated primarily for their beauty or emotional power:the art of the Renaissance great art is concerned with moral imperfections she studied art in Paris
  • works produced by human creative skill and imagination:his collection of modern art [as modifier]:an art critic
  • creative activity resulting in the production of paintings, drawings, or sculpture:she’s good at art
  • 2 (the arts) the various branches of creative activity, such as painting, music, literature, and dance:the visual arts [in singular]:the art of photography
  • 3 (arts) subjects of study primarily concerned with human creativity and social life, such as languages, literature, and history (as contrasted with scientific or technical subjects):the belief that the arts and sciences were incompatible the Faculty of Arts
  skill at doing a specified thing, typically one acquired through practice:the art of conversation

5. source:http://en.wikipedia.org/wiki/Art
Art is a diverse range of human activities and the products of those activities; this article focuses primarily on the visual arts, which includes the creation of images or objects in fields including painting, sculpture, printmaking, photography, and other visual media

"Art is a lie that makes us realize truth, at least the truth that is given us to understand."
Pablo Picasso

7. source:http://www.huffingtonpost.com/2011/10/12/15-artists-define-what-ar_n_1004359.html#s400814 
"Art is the Queen of all sciences communicating knowledge to all the generations of the world."
Leonardo da Vinci

8.source: http://www.huffingtonpost.com/2011/10/12/15-artists-define-what-ar_n_1004359.html#s400783
"Art is what you can get away with."
Andy Warhol

Art does not reproduce what is visible; it makes things visible."
Paul Klee, artist 

In my opinion: An expertise in creating work that is done by either human visual works, audio and audio-visual equipment.