kim asat-karmabhir bhavet

srsti-creation; apyaya-dissolution; karim-one who causes; mayam-the illusory energy; vela-kula-anta-near the banks; vegitam-being very rapid; mattasya-of one who is mad; tam-that material nature; avijnasya-who does not know; kim asat-karmabhih bhavet-what benefit can there be by performing temporary fruitive activities.