Possible Clues:

• There's a grave lack of progress here
• Having no future, as a job
• Impasse reached by many of the characters in Hamlet
• It makes one so late if one can't go further
• Finished at last at the last of the road
• Blind alley, e.g.
• This is no way to carry on as a motorist!
• What we all come to - and indeed!
• Unproductive
• Lacking advancement possibilities