The comparison to Lisp is most accurate in the sense that learning Forth will change the way you code- it's wonderful to get a completely different perspective every now and then.
Never tried Forth? Do yourself a favor and start now with jsforth[1] or install the "gforth" package. Read Starting Forth[2] for a gentle introduction to the language and Thinking Forth[3] for an in-depth examination of the idioms and patterns of Forth programming.
Never tried Forth? Do yourself a favor and start now with jsforth[1] or install the "gforth" package. Read Starting Forth[2] for a gentle introduction to the language and Thinking Forth[3] for an in-depth examination of the idioms and patterns of Forth programming.
[1] http://forthfreak.net/jsforth80x25.html
[2] http://home.iae.nl/users/mhx/sf.html
[3] http://thinking-forth.sourceforge.net/