tu m'étonnes

no wonder

→ tu
phrase Rare #39,403
no wonder An informal, often ironic exclamation expressing agreement, unsurprise, or mild reproach. Literally, it means “you surprise me.”
FR: Tu as encore oublié tes clés ? Tu m'étonnes !
EN: You forgot your keys again? No wonder!

Tu m'étonnes.

You surprise me.

— Do the Right Thing (1989)

Manon, tu m'étonnes.

Manon, you surprise me.

— Jean de Florette (1986)

Tu m'étonnes!

No wonder!

— Elephant (2003)

Inquiète, tu m'étonnes!

Worried? You don't say!

— Tout sur ma mère (1999)

Eh bien, tu m'étonnes.

Well, you surprise me.

— Ne le dis à personne (2006)