Ключевые слова: abstract, back, background, black, clock, concept, dimension, doctor, droste, endless, eternal, face, fantasy, flies, fractal, future, history, hour, illusion, infinite, infinity, lifetime, line, loop, machine, management, mystery, number, numeral, numerology, old, past, pattern, relative, repeated, roman, space, spiral, surreal, swirl, theory, time, timeless, timeline, travel, universe, waiting, warp, watch, who,