Jeffrey Zeldman writes:
What’s rare—what’s difficult—is knowing when you’ve said enough. Cutting the sentence that’s technically correct but doesn’t earn its place. Trusting the reader. Trusting the idea. Trusting the white space to do work.
Knowing what to leave out is just as important as what you keep in. Zeldman focuses on brevity within the realm of writing, but the idea is particularly potent to any creative undertaking.
Read the rest of his excellent post.
-Krishna