Equation (1.2-9) is a second order, nonlinear, vector, differential equation which has defied solution in its present form. It is here therefore we depart from the realities of nature to make some simplifying assumptions...
How do you define God? Like this. A God I could understand, at least potentially, was infinitely more interesting and relevant than one that defied comprehension. - Robert J. Sawyer
When I thought everything was impossible to achieve, my spirit defied my thoughts and did the impossible. My ego sees limitations, but my spirit sees opportunities. - Karen A. Baquiran
Still, he was angry--that particular anger of humans defied by the persistence of nature. - Cutter Nick
The Major only glanced at the newspaper these days, tired of trying to comprehend a situation which defied comprehension, a war without battles or trenches. - J.G. Farrell