Stative Verbzzzz

I don't know the answer. 

(I'm not knowing the answer.) --> false

She really likes you.

(She's really liking you.) --> false

He seems happy at the moment. 

(He's seeming happy at the moment.) --> false

thoughts and opinions:  agree, believe,  doubt, guess, imagine, know, mean, recognize, remember, suspect,  think, understand

feelings and emotions:  dislike, hate, like, love, prefer, want, wish

senses and perceptions:  appear, be, feel, hear, look, see, seem, smell, taste

possession and measurement:  belong, have, measure, own, possess, weigh.

A number of verbs can refer to states or actions, depending on the context.

I think it's a good idea.

Wait a moment! I'm thinking.

The first sentence expresses an opinion. It is a mental state, so we use present simple. In the second example the speaker is actively processing thoughts about something. It is an action in progress, so we use present continuous.

Some other examples are:

have I have an old car. (state – possession)

I'm having a quick break. (action – having a break is an activity)

see Do you see any problems with that? (state – opinion)

We're seeing Tadanari tomorrow afternoon. (action – we're meeting him)

be He's so interesting! (state – his permanent quality)

He's being very unhelpful. (action – he is temporarily behaving this way)

taste This coffee tastes delicious. (state – our perception of the coffee)

Look! The chef is tasting the soup. (action – tasting the soup is an activity)

Other verbs like this include: agree, appear, doubt, feel, guess, hear, imagine, look, measure, remember, smell, weigh, wish.