[Whoops, he hadn't meant for that to be an emulated behavior! Edge's mask hides his gritted teeth or slight inhalation of breath, but Suzaku makes it without injury. Whew.]

This isn't the best example, because you're always going to want to throw a knife full-force -- but that just means you know how many rotations it will turn over a given distance. After that, it's just a matter of getting good at estimating that distance.