Authors:

While it is true that commercial art is always in danger of ending up as a prostitute, it is equally true that noncommercial art is always in danger of ending up as an old maid.

Erwin Panofsky, William S. Heckscher (1997). “Three Essays on Style”, p.120, MIT Press
While it is true that commercial art is always in danger of ending up as a prostitute, it is equally true that noncommercial art is always in danger of ending up as an old maid.