笑壹世紅塵得壹世悲傷
[xiào yī shì hóng chén dé yī shì bēi shāng]
The meaning conveys that amidst laughing (enjoyment, living life) within the material world ('红尘' or ‘human society filled with pleasures and pains'), one will receive sadness for an entire lifetime, expressing an existential sentiment about balancing happiness and sorrow.