______ we may solve the problem that seems to confront us only to find that it is not the most important problem. 

The answer: Horace Dall. A sprightly 81 years old, this English engineer and inventor looks back with satisfaction on a _______ as an explorer of the heavens, the Earth, and the limits of the technically feasible.

Domesticated rats have a longer __________ than that of wild rats.

His wanderings in the nearby Derbyshire dales laid the foundations for his ________ love of landscape.

She says it's been a _______ ambition to work with horses. 

The remainder of the book describes various aspects of the whole _________ of the railway and its death.

She died 7 December 1950 in Cambridge, nursed by her __________ companion Maud Allen.

In other words, more people are surviving to 60, and enjoying the kind of ________ which has never been all that rare, but which is now much more common, simply because so few humans die at or just after birth, in the first five years of life, and so on.

His ________ adherence to the principles of tolerance and freedom of thought, as well as his strong aversion to dogma and to any formalized critical doctrine, stemmed partly from his Nonconformist upbringing and beliefs.

This unique text examines the nature of our relationships across the entire _______, highlighting areas of special significance and research interest at each major life-stage.