Blair's Observation:

Blair's Observation: The best laid plans of mice and men are
usually about equal.

Related:

• The best laid plans of mice and men are usually about equal.
  Blair's...
• The best laid plans of mice and men are usually about
  equal. --...
• The best-laid plans of mice and men ...
  are filed away somewhere...
• The best laid plans of mice and men so often go
  astray...
• The best laid plans of mice and men are held up in
  the legal department...
• The best laid plans of mice and men
  often go...
• The best laid schemes o' mice and men Gang aft a-gley;
  And leave us naught but grief and pain For promised...
• The best laid plans often go a fowl. --
  Wile E....
• My best-laid plans have gang agley! -- Sideshow Bob,
  poetic to the end, "The Return of Sideshow...