I've tried adapting it to "Want in one hand..." with my son (and to a lesser extent, my daughter) but something about a 5 year old brain doesn't really connect the dots.As did my mother whenever I would say "I wish..."
You can always cut it shorter but you can't cut it longer.“I cut that hole three times and it’s still too big”
A different version of this same sage advice:You can always cut it shorter but you can't cut it longer.