raster to vertex?

ok - how do i convert a raster image to vertex - can someone show me how?

it’s like give a man a fish and he eats for a day - show him how to fish and he eats for a lifetime

here’s the image

en.wikipedia.org/wiki/Potrace
en.wikipedia.org/wiki/List_of_ra … n_software

Inkscape has potrace embedded.

-G