# what is low and despised

"the things that are humble and hated"

# things that are regarded as nothing

"that which people usually regard as without value" 

# nothing, to bring to nothing things that are held as valuable

"nothing. He did this so he could show that the things that are held as valuable are really worthless"

# things that are held as valuable

"things that people think are worth money" or "things that people think are worth respect"