Next year, when the U.S. Supreme Court hears arguments on two same-sex marriage cases, 30 years will have passed since a young Harvard Law student, at the forefront of that civil rights movement today, wrote a thesis arguing the constitutional, legal and social reasons for recognizing gay marriages. 

Thirty years seems a very long time, particularly if you are just 26. Although he is still impatient for change, Evan Wolfson, founder and president of Freedom to Marry, knows what history teaches.