Following are a number of back-translations as well as a sample translation for translators of Proverbs 17:24:

• Kupsabiny: “The head/mind of a stable person is strong
  but that of the foolish roams/wanders.” (Source: Kupsabiny Back Translation)
• Newari: “The wise know what is good and do it,
  but the fool is confused
  and doesn’t know which way to go.” (Source: Newari Back Translation)
• Hiligaynon: “A man who has understanding always thinking how he will-become- more -wiser, but a foolish man do- not -know what he will-do.” (Source: Hiligaynon Back Translation)
• Kankanaey: “The one who is skilled in distinguishing what is right/correct, he concentrates his thoughts on what wise-people do, but the foolish-one, he has no proper place-of-concentration of his thoughts.” (Source: Kankanaey Back Translation)
• English: “Those who have good sense determine to do what is wise,
  but foolish people are always thinking about many different things and never decide what they should do.” (Source: Translation for Translators)