Trim until the idea to be conveyed disappears. Then ctrl-z once.

”Everything should be made as simple as possible, but no simpler.”

—Unknown, attributed to Einstein

Years ago (2005), there was a Java tool called Guantanamo[0] that would delete or comment out code that is not covered by unit tests.

[0] https://github.com/codehaus/ashcroft/tree/master/guantanamo