not to be anal about simpsons references, but isn't homer suppsed to be answering "NO!".

"Just a little further" seems so out of character.

not the real script, but look at the 3rd post in this thread. thats what i also remember him saying.

edit: found quotes and soundbyte here. its granpa simpson tho. and i also stand corrected. This is the correct soundbyte from season2.