Literature Reference: Cultivate your virtue with diligence, but then what should be done? — 'The Book of Songs: Da Ya·King Wen'
聿: The role of smooth succession.
然: Affirmation and Promise. Herein lies a symbol of abundance, with wisdom in ample supply, venture forth with great auspiciousness.
Meaning: Diligently cultivating virtue, with natural grace in behavior.