no valen nada

are worth nothing

→ no
phrase Rare #41,134
are worth nothing Can refer to having no monetary value or, figuratively, being worthless.
SP: Estos billetes viejos no valen nada.
EN: These old banknotes are worth nothing.

En estos días, toneladas de billetes no valen nada.

These days, tons of banknotes are worthless.

— Porco Rosso (1992)

Las palabras que no van seguidas de hechos, no valen nada.

Words that aren't followed by actions are worthless.

Los estándares de ellos no valen nada aquí.

Their standards mean nothing here.

Los niños no valen nada si están muertos.

Children are worthless if they're dead.

— Avatar: El camino del agua (2022)

Escúcheme, usted sabe muy bien que esas estampillas no valen nada.

Listen, you know perfectly well those stamps are worthless.

— Nueve reinas (2000)

No valen nada.

They're worthless.

— La ola (2008)

¡Pero, hombre, si los carros no valen nada!

Come on, man, those cars are worthless!

— Die Blechtrommel (1979)