This quote is talking about a feeling that's hard to put into words. It says, "I can't exactly describe how I feel," which means the person is finding it difficult to explain their emotions. Then it goes on to say, "But it's not quite right," which means that whatever they're feeling doesn't feel good or comfortable. Lastly, it says, "and it leaves me cold," which means this feeling is making them feel distant or empty inside.
In simple terms, this quote is saying that the person is going through something, and they can't really explain it, but it's not a good feeling. It's like when you know something is wrong, but you can't say exactly what it is, and it makes you feel empty and distant.
So, in summary, this quote expresses the difficulty of describing a feeling that doesn't feel right and leaves the person feeling cold and distant inside. It captures the sense of unease and confusion that can come with certain emotions.