From the mouth of babes.

FREYA: Here, Mommy, this is for you.
(Gives an envelope with $4.67 inside)
ME: What's this?
FREYA: It's all of my money. You're not allowed to give it back to me or spend it on me.
ME: Thank you honey, but you don't have to give me your money.
FREYA: Well, I want to. You have cancer, and I want you to get better.