Early should rise he who has few workers, and go his work to see to; greatly is he retarded who sleeps the morn away. Wealth half depends on energy.
Ár skal rísa sá er á yrkendr fá ok ganga síns verka á vit mart um dvelr þann er um morgin sefr hálfr er auðr und hvötum
Havamal: 59, Gestaþáttr