es la base de

is the basis of

→ ser
phrase Rare #40,681
is the basis of Used to say that something is the main foundation or starting point for something else.
SP: La confianza es la base de una buena amistad.
EN: Trust is the basis of a good friendship.

Porque la sinceridad es la base de toda relación.

Because sincerity is the foundation of every relationship.

— हम दिल दे चुके सनम (1999)

Respetar a todo ser con vida es la base de la convivencia.

Respect for all living beings is the basis of coexistence.

Esa es la base de mi candidatura.

That is the basis of my candidacy.

Un recuerdo que es la base de todas mis relaciones.

A memory that is the foundation of all my relationships.

— Kal Ho Naa Ho (2003)