Such tales push psychological motives to the forefront, while the social element becomes secondary.

Now the reasons are more complex, or perhaps psychological motives have simply supplanted religious ones.

"The underlying issues, the psychological motives, in all my movies have been the same," he said.

Surely there must be psychological motives operating here of which the Reverend can scarcely be aware.

Many of the scenes in "Crash" unfold with great dramatic power, even when they lack a credible narrative or psychological motive.

But psychological motive is not the film's primary concern.

But the psychological motive, when it finally surfaces, will not have you tumbling from your seat.

No discernible pattern to murders that link with a psychological motive.

The best of Russia's authors, when writing for or about children, have always had a keen understanding of psychological motives that adults no longer share.

Smith developed his own version of this general principle in which six psychological motives combine in each individual to produce the common good.