I guess I was a fool to think I could make you happy.

VOA: special.2009.06.27

"I doubt if you can understand how happy this modernizing has made me.

VOA: special.2009.12.07

He told Lincoln: "If you are as happy to get into the White House as I am to get out of it, you must be the happiest man alive!"

VOA: special.2009.07.30