por sí misma

by herself; on her own; by itself (feminine singular)

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phrase Rare #40,216
by herself; on her own; by itself (feminine singular) Used to emphasize that a feminine singular subject does something independently, without help. It can also mean that something is self-evident or stands on its own, as in 'speaks for itself.'
SP: Ella tuvo que hacerlo todo por sí misma.
EN: She had to do everything by herself.

No tendrá ningún respeto por sí misma si hace todo lo que deseas.

She will have no self-respect if she does everything you want.

— Lars y una chica de verdad (2007)

La victoria por sí misma no es el cambio que buscamos.

Victory in itself is not the change we seek.

La evidencia habla por sí misma.

The evidence speaks for itself.

Ella tuvo que hacerlo todo por sí misma.

She had to do it all by herself.

La gente debe tener la libertad de pensar por sí misma.

People should have the freedom to think for themselves.

La música buena habla por sí misma.

Good music speaks for itself.