And he began reading at speeds even Spock could barely believe.

I could barely believe it was the same tree.

She looked into one and could barely believe what she was seeing.

Harrison, meanwhile, could barely believe what had dropped in his hands.

Those who saw her get up could barely believe their eyes.

Even now she could barely believe the evidence of her own ears.

She could barely believe he could ask her such a question.

From what I hear, they just barely believe we exist!

What he wanted then was something he could barely believe.

And yet now she could barely believe that any of it had-happened.