In the pursuit of happiness, the difficulty lies in knowing when you have caught up.

Related:

• Some don't prefer the pursuit of happiness to the happiness
  of pursuit...
• When you hire people who are smarter than you are, you prove you are smarter than they are.
  R. H....
• The people have a right to truth as they have a right to life,
  liberty and the pursuit of happiness. -- Frank...
• The wind is so strong you have difficulty
  moving...
• An endurance test for some people is the pursuit of
  happiness...
• A Democratic nation, at least when organized to secure the political rights of life,
  liberty, and the pursuit of happiness, can be a large...
• I've reached that age when a good day is one when you get up and nothing hurts.
  -- H....