Oh that's it..
One of the great things about kids of Sophie's age is that, like politicians, when they stumble upon a clever turn of phrase, they continue using it... they "stay the course" until it turns against them.
This morning Sophie repeated the gem I was trying to remember yesterday.
She takes on a very serious , careful demeanor as she explains this. Imagine her little fingers delicately gesturing to ensure you are paying close attentions.
"If you are very... very.. quiet. Chicken might give you tickle'ies on your nose."