Metaphors: What are they? (and Examples!)

Metaphors at Wikipedia:

http://en.wikipedia.org/wiki/Metaphor

Using Metaphors in Creative Writing:

http://owl.english.purdue.edu/handouts/general/gl_metaphor.html

"The Road Not Taken"

http://poetrypages.lemon8.nl/life/roadnottaken/roadnottaken.htm

More Examples of Metaphors:

http://knowgramming.com/metaphors/metaphor_chapters/examples.htm