The noun ambivalence means being uncertain about how you feel.

Synonyms are doubt, hesitancy, hesitation, or indecision.

The word origins from German Ambivalenz, coined 1910 by Swiss psychologist Eugen Bleuler on model of German Equivalenz meaning “equivalence”. It comes from Latin ambi- meaning “both, on both sides” plus  valentia meaning “strength”, abstract noun from present participle of valere meaning “be strong”.

He felt ambivalence from the people he voted in the election.

Respondents expressed ambivalence to the interview of a famous reporter.

They showed ambivalence with regard to the decision of their president.