Related:

• Gargling twice daily is a good way to see if your neck leaks.
• airplane rule n. "Complexity increases the possibility of failure
  a twin-engine airplane has twice as many engine problems as a single-engine airplane....
• airplane rule: n. "Complexity increases the possibility of failure
  a twin-engine airplane has twice as many engine problems as a single-engine airplane....
• Be cautious in your daily affairs.
• The following memo appeared in the newsletter of the West Meria Public Health Council.
  "An innovative treatment has come to our attention that promises to significantly reduce absenteeism in our schools and workplaces....
• Exercise caution in your daily affairs.
• Flush twice... It's a long way to the replicator.