said it all

Verb

say it all (third-person singular simple present says it all, present participle saying it all, simple past and past participle said it all)

1. (idiomatic) To express the essential characteristics of a person, thing, or situation in a concise, well-crafted turn of phrase or in some other pithy manner.
   • "One Idaho logger told my sons, ‘We're stealing your lunch,’" said Connie M. Wood, owner of the Topper Wood Trucking Company in Libby. "That seems to say it all."1987 May 3, Thomas J. Knudson, “Montana Grapples with High Worker Insurance”, in New York Times, retrieved 04 Jun 2015

   Synonyms:

   nail it

2. (idiomatic) To convey information implicitly in a non-verbal way.
   • The look on his face said it all. He was terrified!2004 February 13, Denise Pearson, “And they say romance is dead...”, in Guardian, UK, retrieved 04 Jun 2015

   Synonyms:

   speak volumes