[Though he does like he even more than usual by merit of her being Eferin's - an ally - the Tsinku in him does value loyalty and respect where it's been earned. And while he likes Korra, he respects and is loyal to Ikki. It's a simple conclusion, lead by those feelings which aren't quite his, which leads him to the simple but heartfelt response he now gives]

I've heard you say that before Korra-chan, but I'm also not from your world. I'd rather see Korra prove to me she has the ability than to be reassured you do because of your birth. I'm sure you can do that.