For a field that trades in dispassionate logic and supposedly unambiguous truths and falsehoods, that is an uncomfortably gray in-between.

And don't give me anymore of your dispassionate logic.

"Oh, very reasonable," she shot back, almost beside herself in the face of so much dispassionate logic.

But Whites prided themselves on dispassionate logic.

Raymond was dreading the ordeal of his maiden speech; the dispassionate logic of his arguments had always proved more appealing to judges than to juries.

With cold, dispassionate logic, he could fathom the most complex scientific questions; he had excelled in his studies, most especially the tactical sciences.

The dispassionate logic that so often provided the key to survival in a chaotic universe was, as usual, being given short shrift by humans.

"Captain, there is a peculiar, dispassionate logic here," Spock said.

He spends much of this book praising cold, dispassionate logic, but is that really what he finds on most political blogs or in his e-mail folder?

Their social interactions are largely informal and emotionally laden, different from late capitalism's corporate-bourgeoisie cultures, based on dispassionate logic.