Related:

• Duty then is the sublimest word in the English language.
  You should do your duty in all things. You can never do more, you should never wish to do less....
• A CODE OF ETHICAL BEHAVIOR FOR PATIENTS: 7. PAY YOUR MEDICAL BILLS PROMPTLY AND WILLINGLY.
  You should consider it a privilege to contribute, however modestly, to the well-being of physicians and other humanitarians....
• In as much as you will never be able to do what you wish, it is better to be able to wish what you do.
• Do something every day that you don't want to do; this is the golden rule for acquiring the habit of doing your duty without pain.
  -- Mark Twai...
• The more things you do not know how to do, the less you will have to do, and the more time you will have to unlearn things you knew, so that you will be able to do even less.
• There are five things that women should never ask men, according to the April issue of Sassy magazine
  What are you thinking? Do you love me? Do I look fat?...
• Never tell people how to do things. Tell them what to do, and they will surprise you with their ingenuity.
  George S. Patton, US General...
• Self knowledge is best learned, not by contemplation, but action.
  Strive to do your duty and you will soon discover of what stuff you are made. -- Goethe...
• Never sail a boat that weighs less than you do.