This discovery was not accidental or unforeseen, but was due to the sagacity of those who designed the voyage.

This Dr Parkman, a man of rare sagacity and exquisite humour, was the father of Francis Parkman, the historian.

Their predominant and constant characteristic is a sober sagacity which instinctively judges aright and imperturbably realized its inspirations.

By his political sagacity and moderation Manfred won a strong party to his side and helped Conrad to subjugate the rebellious barons.

To the inventive activity of the discoverer he had already united the patient skill of the observer and the practical sagacity of the experimentalist.