Ruleta literally means "roulette," as in the casino game of chance. It's a fantastic word because it's both familiar and used in a deeply poetic way in this song.
Luis Enrique sings, “Esta vida es una ruleta que gira sin parar” (This life is a roulette that spins without stopping). He uses this powerful metaphor to capture the song's central theme: the future is unpredictable. It's a memorable image that perfectly expresses the idea of embracing the uncertainty of life and love.
Nicaraguan salsa star Luis Enrique delivers the ultimate anthem for anyone terrified of relationship labels. Instead of making grand romantic promises, the singer is refreshingly brutally honest: he genuinely has no clue where this romance is heading. The story moves fast—“De un café pasamos al sofá, de un botón a todo lo demás” ("From a coffee we moved to the couch, from one button to everything else")—yet he immediately puts the brakes on long-term expectations. His philosophy is simple: don't ask him questions about the future because eternity is not something humans control.
Throughout the track, he compares life to a spinning roulette wheel (“una ruleta que gira sin parar”) and a book where each day is just one page (“Esta vida es igual que un libro, cada página es un día vivido”). He repeats the title hook “Yo no sé mañana” ("I don't know about tomorrow") to remind his partner that they might end up together, or the world might end, or they might even end up hating each other (“amarnos, odiarnos”). It sounds blunt, but his point is to focus entirely on right now: “Solo este momento es realidad” ("Only this moment is reality").