ambivalence

Etymology

From German Ambivalenz (“simultaneous conflicting feelings”), from Latin ambo (“both”) and valentia (“strength”), from the verb valere (“to be strong”) (see valiant). The German term was coined by Swiss psychiatrist Eugen Bleuler in 1910; by 1929, it had taken on a broader literary and general sense.

noun

1. The coexistence of opposing attitudes or feelings (such as love and hate) towards a person, object or idea.
   "I dearly loved my master, son," she said. "You should have hated him," I said. "He gave me several sons," she said, "and because I loved my sons I learned to love their father though I hated him too." "I too have become acquainted with ambivalence, I said. 1952, Ralph Ellison, Invisible Man, Prologue
2. A state of uncertainty or indecisiveness.