Pics was always very affectionate towards his kids (though rarely to this extend in public). But you know how teenagers and open showcases of affection fit together: they don't. Thankfully he grew out of that and now gives his dear dad the same amount of love Piccolo gave to him as a kid.

And if you think that quote is just a random joke; nope! (I mean he probs did say it as a joke but whateves)