Ron wasn't exactly surprised by Harry's reaction, although the criticism still stung, but he was practical enough to admit that Harry had a point, the potion would be dead useful, and while he would never think of using it for his ordinary criminal business, for what he was planning now . . . it was too important to let his pride get in the way.
"Alright." He picked up the small bottle, examining it in the light. "Any idea how much of it you need to take per dose for it to work?"