A great definition of Zen

One of the best descriptions I've run across. Lengthy, but highly recommended.
http://plato.stanford.edu/entries/japanese-zen/
http://plato.stanford.edu/entries/japanese-zen/
To begin to understand you must cut off knowing and seeing, forget gain and loss, and become purified, naked, and perfectly at ease; each and every one must investigate on his own.
http://neotropicalbutterflies.com/YAWphpBB3/
http://neotropicalbutterflies.com/YAWphpBB3/viewtopic.php?f=15&t=496