In short, he had never done anything he'd have trouble explaining.
He had trouble enough explaining why someone was following him around with a notebook.
Republicans can't raise money like they used to, and party members are starting to have trouble explaining what makes them special.
When the tables are turned, however, women seem to have little trouble explaining to men why it's over.
I think I'd have trouble explaining it to someone who isn't a biologist at this point.
The doctor had trouble explaining to Wally what was wrong with him.
"You will have trouble explaining this last dream of mine," he said.
"Even I have trouble explaining to my family that we are not about killing babies."
"I had trouble explaining, except that it made logical sense."
She always had trouble explaining Bothari, sometimes even to herself.