Authors:

It is a matter of perspective, the difference between opponent and partner," Tsukiko says. "You step to the side and the same person can be either or both or something else entirely. It is difficult to know which face is true.

Erin Morgenstern (2016). “The Night Circus”, p.311, Random House
It is a matter of perspective, the difference between opponent and partner, Tsukiko says. You step to the side and the same person can be either or both or something else entirely. It is difficult to know which face is