Let's analyze the valence intensity of the snippet "It's astonishing, therefore, to learn that last spring the same Mr. Goldin picked up his telephone and urged friends to put their money in the investment company of Ivan Boesky, whom the Comptroller said he met ''on the boards of Jewish charities.''". Assign a real number between 0 and 1, where 0 indicates extremely negative and 1 indicates extremely positive.