JESUS VS PAUL #17: Aid poor or not?

The following apparent contradiction comes from JESUS VS PAUL #17: Aid poor or not?
(17) Jesus–”If thou wilt be perfect, go and sell that thou hast, and give to the poor, and thou shalt have treasure in heaven” (Matt. 19:21) versus Paul–”For every man shall bear his own burden” (Gal. 6:5). One can’t help but ask [...]