[James forges Minerva McGonagall's signature perfectly to get Lily a book from the restricted section]
How did you do that?
Well, your hand is programmed over years to write letters a certain way. Try to mimic someone else's, and your style will always creep in. But, turn the signature upside down and it becomes nothing more than a drawing, all you have to do is copy the lines. The preconceptions about letters go away and you have a perfect signature.
“ what, is this your first time at borgin and burkes? “ evan was not in the mood to explain to the other why he was at such a peculiar shop. the curious gaze flickered his way was something he needed to shrug off and dismiss, curiosity of others was to be avoided at all costs. “ don’t tell me— you need some company around to avoid peeing yourself? “