- Mark Twain (en.wikiquote.org)
Samuel Langhorne Clemens (November 30, 1835 – April 21, 1910), known as Mark Twain, was an American humorist, novelist, writer, and lecturer.
- Ada Lovelace (Wikipedia)
Augusta Ada King, Countess of Lovelace (née Byron; 10 December 1815 – 27 November 1852) was an English mathematician and writer, chiefly known for her work on Charles Babbage’s proposed mechanical general-purpose computer, the Analytical Engine. She was the first to recognise that the machine had applications beyond pure calculation.