Historical clue formulations

• Ill will — 2026-09-20
• "Never attribute to ___ that which is adequately explained by stupidity" (Hanlon's razor) — 2024-01-05
• Spiteful feeling — 2023-05-24
• Venom — 2020-12-26
• Nasty intentions — 2013-11-02
• Bad feeling — 2005-05-21
• "A blind mule kicking by guess": Josh Billings — 2002-08-09
• Venom — 2001-05-11
• Hostile intent — 2000-05-02
• Spite — 1997-05-18
• Factor in sentencing, perhaps — 1995-02-05
• Spitefulness — 1994-12-25