Literature Reference: 勋业光日月，功名证乾坤。—— 《唐诗》 The deeds shine like the sun and moon, and the achievements prove the universe. Source from 'Tang Poems'.
证: To illustrate or determine through characters and facts.
勋: Medals and decorations symbolize exceptional abilities and a life replete with achievements.
Meaning: Proving one's worth with outstanding achievements, symbolizing excellence and noble status.