preparation prevents worry; if you are prepared, you have nothing to fear
Proverb emphasizing that thorough preparation eliminates anxiety about future difficulties.
If you stock emergency food, you'll have nothing to worry about in a disaster.
If you study thoroughly before the exam, you can take it calmly, knowing that preparation prevents worry.
Standard kanji spelling for this proverb.
Alternate kanji spelling using 有る and 無し; less common but still seen.
A Japanese rendering of the Classical Chinese maxim 有備無患, found in the ancient Chinese historical text 『春秋左氏伝』: preparedness prevents future trouble.