Where I´m not, it´s beautiful, also

You can be here and  somewhere else at the same time.

The horizon is a imaginary line. It splits the ground on which we stand from heaven, the infinite space of possibility. Directly on the horizon line is the longed-for, the opposite, the other bank.
A symmetry axis is a imaginary line. It makes instability stable, creates order in chaos, and above all makes asymmetry visible.  The horizon is an asymmetry axis.