Sentence examples for challenge essential from inspiring English sources

The Manueline armillary sphere, which had been present on the national flag under the reign of John VI, was revived because it consecrated the "Portuguese epic maritime history the ultimate challenge, essential to our collective life".

He talks about scene unity, but challenges essential scene politics.

But I have always felt strongly that challenge was essential, that monopoly was wrong, and that complacency was dangerous.

Like most particulate systems, linking macro-scale behaviour to particle level structure is a real challenge, but essential if formulation is to develop from current modes based on empiricism and laboratory testing.

The challenge is essential," Gonzalez added.

But I do think that the initial sense of discomfort and fear, that it's a challenge, is essential in the beginning of a therapy cycle.

The delicate balancing act of MALABAR is emblematic of the broader challenge so essential to the dynamics of the Asia-Pacific region.

However, we believe that these limitations do not challenge the essential validity of our observation.

Rapid and effective responses to pathogenic challenge are essential for the survival of all living organisms.

In this way, the development of a novel and valid simplified method for assessing the US B-lines is a challenge absolutely essential in both daily practice and clinical trials.

Designing a system that explicitly manages these challenges is essential to service success.