In Their Own Words was created in 2007.
In My Own Words was created in 2005.
Yes, as soon as you create the writing, common copyright laws apply in the US. (Other countries' laws may be different.) You own the words, arrangement, structure, and ideas you personally created. If you quote someone else, that person owns their words, but you own how you used their words in a new writing.
In my own words, Xlink Kai is part of the universe created in the popular game Halo. It is described in more detail on the website Halo Wars by those familiar with it.
We Created Our Own Happiness was created in 1997.
You're On Your Own was created on 1956-12-22.
Own the Podium was created in 2004.
Australia's Own was created in 1919.
My Own Media was created in 2006.
Sings His Own was created in 1968.
From Our Own Correspondent was created in 1955.
Be Your Own Pet was created in 2002.
My Own Prison was created in 1995.