translation.en: Competently made hand axes indicated desirable personal qualities -- intelligence, fine motor control, planning ability, conscientiousness and sometimes access to rare materials.
translation.zh: 制作精良的手斧 表明了富有魅力的个人品质-- 智力，精细的动作控制， 规划能力， 责任心 有时还有能得到稀有材料的能力。