Mine is pretty obvious... I was going through a total mad love of all things Narnia at the time. I wanted something that was only one word, and my name is Natasha, so Narnia seemed to fit the bill. I remember thinking it would for sure be taken, but alas, it wasn't. I have tried to use it for other various interweb things and it's ALWAYS taken.
"Life is full of beauty. Notice it. Notice the bumble bee, the small child, and the smiling faces. Smell the rain, and feel the wind. Live your life to the fullest potential, and fight for your dreams.