The extreme subtleties of the aerodynamic forces on the light wooden boomerang make it surprisingly difficult to predict how the finished boomerang will perform.

And there is an extreme subtlety here, the most quick-minded of them realize.

The pattern displayed an extreme subtlety -so subtle indeed that Cugel wondered if it had not been projected by his own mind.

He was never known for extreme subtlety or deviousness.

The capacities of personality were developed with extreme subtlety and richness.

First comes Andrew Topolski, who condenses his statements about the world into works which are technical in appearance, and crafted with extreme subtlety.

The extreme subtlety of his thought is apparent throughout his works where the very slightest gradations are assigned great importance.

Monet found that the thing he had set out to paint-light-was, because of its ever-changing nature and its extreme subtlety, an almost impossible thing to capture.

Rereading More Women than Men, I ask myself each time whether the relations between them are suggested with extreme subtlety, or whether something is lacking.

Other academic allusions are presented elsewhere, often with extreme subtlety.