.. a demonstration of the use of the .xy command. 
.. we can print out macros and commands without acting on them!
<<#display This will print out some macro definitions without acting on them>>
.xy
<<#display This will not get displayed>>
<<never::always>>
<<hate::love>>
<<not ::>>
<<seldom::often>>
<<cannot::can>>

I hate computers.
I am never happy.
I am not lucky.
I never feel well.
I am seldom content.
I cannot understand this program.
.xn