To every little girl who dreams big: Yes, you can be anything you want—even president. Tonight is for you. -H pic.twitter.com/jq7fKlfwGV— Hillary Clinton (@HillaryClinton) June 8, 2016
The "H" at the end of the tweet indicates she personally sent the tweet.
It was 8 years ago tonight that Hillary Clinton gave her famous "18 million cracks" speech when she bowed out of the Democratic race in 2008.