as far as I know
As far as I know, he is kind.
E também experiência, para que eu saiba ficar longe do cara errado.
And experience, too, so I know to stay away from the wrong guy.
— Des vents contraires (2011)
As far as I know, yes.
Que eu saiba, este é o ponto mais profundo do lago.
As far as I know, this is the deepest point in the lake.
A não ser que eu saiba se o protagonista é bom ou mau.
Unless I know whether the protagonist is good or evil.
— Conflitos Internos (2002)