What is the right word for this sentence?

Question

"I'm just remembering how ... I am about this guy"

I don't know what to say. I need a word that describes either when you don't know what you think about a person or when what you think about the person changes.

Answer 1

Perhaps uncertain will work for you.

Uncertain

adjective

1. (of a person) not completely confident or sure of something. ‘An uncertain future’

2. Not able to be relied on; not known or definite. ‘I was uncertain how to proceed’

(OED)

Answer 2

I think the word you're looking for is undecided. According to the Oxford Living Dictionaries,

undecided

1. (of a person) not having made a decision:
   ‘the jury remained undecided’
2. Not settled or resolved:
   ‘the match was still undecided’

Answer 3

Unsure

Definition of unsure as per Merriam Webster dictionary is : not feeling sure about the truth, wisdom, or trustworthiness of someone or something

or

Irresolute

Definition of irresolute as per Merriam Webster dictionary is : uncertain how to act or proceed

The word "ambivalent" is an option too

Definition of ambivalent

1
:  simultaneous and contradictory attitudes or feelings (as attraction and repulsion) toward an object, person, or action

2
a :  continual fluctuation (as between one thing and its opposite) b :  uncertainty as to which approach to follow