A person who lacks the trait of happily mingling and associating with others is like a life immersed in darkness.
This means that the trait of joyfully connecting with people, having social behavior or friendliness, is essential for living a bright and fulfilling life. Without this trait, life feels gloomy and shadowed, even if everything else is bright.
நகல்வல்லர் அல்லார்க்கு மாயிரு ஞாலம்
பகலும்பாற் பட்டன் றிருள் #999
This teaching from the Thirukkural highlights the importance of kindness, warmth, and the ability to enjoy good company as fundamental to human happiness and social harmony.