I think that everything you do helps you to write if you're a writer. Adversity and success both contribute largely to making you what you are. If you don't experience either one of those, you're being deprived of something.
“The trade deficit is the capital surplus and don't ever think of having a capital surplus as being a bad thing for our country.”
“You could cover the whole earth with asphalt, but sooner or later green grass would break through.”