How metaphor functions as a vehicle of thought: Creativity as a necessity for knowledge building and communication

http://www.ingentaconnect.com/content/intellect/jvap/2011/00000010/00000001/art00007?token=005b1abd5bcad9122c383a4b3b2570492b2f7b403876383a46522a726e2d58464340592f3f3b573aa196bdef123