"What do the words 'reality' and 'real' mean? Although philosophers do not find it easy to agree on an answer, ordinary thinking people have little difficulty using these words in everyday talk, often in conjunction with their opposites, 'fantasy' and 'unreal.' Such talk, when looked at closely, shows how the meaning of 'real' shifts, even radically, as the context changes."

Learn more about

• Tuan's "Life of Learning":
  http://www.acls.org/op42tuan.htm
• Nature and Culture:
  http://www.elon.edu/sullivan/e-w2sage.htm