: foobar  2  [ 2 ,		  ( '[' turns the compiler off, allowing us to execute code )    1 1 1 + + ,   ( and we compile in-line a 2 and a three )		  ( the '2' means 'push the number following this' )  ]  + . cr;foobar: 'foobar ' foobar ;    ( ' can only be run inside the compiler )			( ' leaves the address of the following word			    on the stack )'foobar . cr'foobar dump