Once I absent-mindedly put a bit of SodaMix in the water before I tried to carbonate it.

ENGADGET: Switched On: The rules of Soda Club (Part 1)

Because we tried those -- for the eight years before I took office, we tried their ideas.

WHITEHOUSE: Remarks by the President in Lima, OH

That's also one of those that have been tried before, I guess.

WHITEHOUSE: Press Briefing

We tried it before I came into office.

WHITEHOUSE: Remarks by the President at a Campaign Event

We tried it in the decade before I took office.

WHITEHOUSE: Remarks by the President at a Campaign Event

So as I said, late last week before we tried to do a week ahead that the schedule was in some flux, and that is largely how it has come out now.

WHITEHOUSE: Press Briefing

I'd tried to get a match with Regis before, in the fall.

WSJ: Jason Gay: Regis Philbin Is Still Holding Court

We stayed in touch before he died and over the years I have tried to bring all his lessons with me.

FORBES: Remembering Andy Rooney and the Tiffany Network