Related:

• Murphy's (First) Corollary: Whenever you set out to do something, something else must be done first.
• Whatever you want to do, you have to do something else first.
• Chisholm's First Corollary: If you do something that you are sure will meet with everybody's approval, somebody won't like it.
• Whenever people say we mustn't be sentimental, you can take it they are about to do something cruel.
  And, if they add, we must be realistic, they mean they are going to make money out of it....
• If at first you don't succeed, try something else.
• First Law of Living: As soon as you're doing what you wanted to be doing, you want to be doing something else.
• Chisolm's Third Law, Corollary 2: If you do something which you are sure will meet with everyone's approval, somebody won't like it.
• It is much harder to accomplish something when you set out to do it without any idea of what it is you want to do.
• I must do something" will always solve more problems than, "Something must be done.