hastemakeswaste Words of caution Reason not to rush Proverb for the patient Why one shouldn't rush Wheeze for rash people Thought for the rash Proverb advising against a rash approach Idiomatic reason to slow down "Don't rush!" "Slow down!" Cautious proverb Advice to the rash, and a hint to this puzzle's theme Adage re impatient actions Saw Warning to a speeder Reflection after 19 Across Patient one's proverb