go to prove{v. phr.}, {informal} To seem to prove; act or serve to show (a fact); demonstrate. - Often used after "it".
Our team beat a bigger team, and it just goes to show you can win if you play hard enough. The hard winter at Valley Forge goes to show that our soldiers suffered a great deal to win the Revolution.See: GO TO SHOW.
[TahlilGaran] English Idioms Dictionary ▲