en_tn_condensed/mrk/12/14.md

When they came, they said

Here "they" refers to those sent from among the Pharisees and the Herodians.

you care for no one's opinion

This means that Jesus is not concerned. The negation can modify the verb instead. Alternate translation: "you do not care about people's opinions" or "you are not concerned with earning people's favor" (See: rc://en/ta/man/jit/figs-litotes)