Literature Reference: Life's affairs are like three cups of wine, and the passing years are like a game of chess. The green hills never tire of three cups of wine, and the long day is only spent in a game of chess. Source from 'Ju'.
三: meaning to think thrice, or deep thought. acting after thinking thrice, leads to smooth and successful endeavors, earning the trust and confidence of many.
载: To chronicle, to inscribe.
Meaning: Three years symbolize the passage of time and the accumulation of experiences, representing growth and maturity.