He's now turned his focus to alien life, pledging $100 million through his new fund Breakthrough Initiatives to find extraterrestrial intelligence.
It's not uncommon for members of the clergy to sign Declaration of Life pledges.
Brazil Following the launch of Say Yes on 26 April via the Internet, thousands of Brazilians from all walks of life pledged support for Say Yes, creating a re-energized social movement for children.
The pro-life pledge is a product of the Susan B. Anthony List, the Republican answer to EMILY's List.
The city has eliminated a third of its departments and scrapped a jobs-for-life pledge for newly hired bureaucrats; and through Ma Hong's office, it is trying to outsource work to NGOs.
He pointed out, correctly and in the context of a long pro-life pledge of his own, that it would unnecessarily limit his choices of appointees and, more importantly, that it would require him to "end all federal funding for thousands of hospitals across America".
And along with Rick Santorum, all but Romney have signed the Susan B. Anthony List's pro-life pledge.
Michele Bachmann and Rick Santorum both went after Romney for refusing to sign a pro-life pledge -- Santorum managed to catch Huntsman up in his critique as well, despite Huntsman's generally standard-issue pro-life legislative record.
"I am pro-life and believe that abortion should be limited to only instances of rape, incest, or to save the life of the mother," Mitt Romney wrote in "My Pro-Life Pledge," a column in the National Review last summer.
Those three candidates also signed Susan B. Anthony List's pro-life leadership pledge, swearing to nominate only conservative justices to the federal bench and to "select only pro-life appointees for relevant Cabinet and Executive Branch positions.
