That is a possible meaning of Proverbs 30: 19, which admittedly is not an easy verse to understand. In seeking the sense of this verse, we should not ignore the context.
वह नीतिवचन ३०: १९ का एक संभव अर्थ है, जो निश्‍चय ही समझने के लिये एक आसान आयत नहीं है ।