I thought I knew this one... it's "First Comes Marriage" by ML Thompson.

Okay, this one might be easy...

Quote
"CJ! Watch out!"

Lois's words registered too late. He'd been so busy avoiding Luthor's blows that he hadn't seen what Luthor was doing. He felt his back nudge something solid, and he realised that Luthor had pinned him against the wall, next to one of the tall windows.

As if in slow motion, he saw Luthor leap in the air, right leg outstretched as he jump kicked at CJ.

It was instinct, not rational thought, that made CJ move to the side and, momentarily forgetting his injury, reach out with both hands. He grasped Luthor's ankle and jerked, hoping to pull Luthor off balance.

It worked.

Too well.

As though Luthor was a hammer being tossed, he rotated through the air, smashing through glass and out into empty air beyond.

CJ couldn't let go in time and he was pulled over the sill behind him.
PJ

"You told me you weren't like other men," she said, shaking her head at him when the storm of laughter had passed.
He grinned at her - a goofy, Clark Kent kind of a grin. "I have a gift for understatement."
"You can say that again," she told him.
"I have a...."
"Oh, shut up."

--Stardust, Caroline K