She's very intelligent, but she does have her irrational moments.

Everything after that seemed just a strange dream to her, fleeting images of irrational moments.

For an irrational moment she wished for a tricorder, then discarded the idea.

I didn't want to believe it but my fears were childlike at the moment; irrational.

For a brief, irrational moment he thought he might be seeing the opening salvo of an atomic war.

Kirk felt an irrational moment of annoyance, that no one was looking at him.

For an irrational moment he was afraid to look back over his shoulder.

Said moon-let being, of course, that irrational moment when Pascow had spoken.

"She told me about her irrational moments of panic," she says.