it's a matter of
No lo digo como analista, es cuestión de sentido común.
I'm not saying this as an analyst; it's a matter of common sense.
— Perfectos desconocidos (2016)
It's a matter of taste.
It's just a matter of when.
No es cuestión de ganar o perder, estaba comiendo con mi familia.
It’s not a matter of winning or losing; I was having a meal with my family.
— Ip Man (2008)
La vida es cuestión de prioridades.
Life is a matter of priorities.
Necesitamos llevar algo, es cuestión de educación.
We need to bring something; it's a matter of good manners.
— Lazzaro feliz (2018)