<diacritize> Be a person of thought and action, not of words. The proverb derives from the fact that inu means both mind and stomach. The expression, mo inu, means to know someones mind. Thus, to see a persons stomach is not to know the persons mind. <yor>Be a person of thought and action, not of words. The proverb derives from the fact that inú means both mind and stomach. The expression, mọ inú, means to know someones mind. Thus, to see a persons stomach is not to know the persons mind. 