en_tn_lite_do_not_use/gal/02/21.md

I do not set aside the grace of God

"I do not reject the grace of God" or "I do not consider God's kindness to be worthless"

if righteousness could be gained through the law

"if people could become righteous by obeying the law"

then Christ died for nothing

"then Christ would have accomplished nothing by dying"