Once in a while I'd walk up the stairs to the second floor just for no reason.

I got out of my chair and walked up the stairs.

I walked up the stairs without looking back at him.

They walked up the stairs and turned to the left.

Then he turned his back on the past and walked up the stairs to face what would be expected of him.

Especially as she walked up the stairs to his office.

I would not ask him to come in with me, but walked up the stairs without a word.

"I would love to hear from all the people who looked in my son's eyes as he walked up the stairs," she said.

The old man slowly walked up the stairs to the house.

She was going on past him, walking up the stairs, still talking.