Her observations of people quickly gave her a shrewd idea of people's personalities and hence she could, for example, give friends advice on what to expect when associate with certain others.
Aside from sponsoring motor races, Gordon was shrewd enough to recognise the potential of the infant motor industry.
The sisters have already adopted a shrewd business move to allow children and their parents to learn together at the same time.
Pitt made his way to power more by shrewd political judgement and sheer luck than by public acclaim.
However, he worked hard and his shrewd diplomatic judgement enabled him to help forge an alliance with France in 1717-18.
The great Democratic presidents were not merely shrewd enough to balance their domestic programmes with a proficiency at fighting wars.
In a press conference held in Melksham, the extent of his ill-gotten gains was revealed giving an insight into a man who the police describe as manipulative and a shrewd businessman.
So it apparently represents what he enjoys, but it may also reflect a very shrewd choice of career path in the future.
A shrewd businessman, he raised his fees to unprecedented heights - and his envious rivals followed his example.
Businessmen will hire shrewd youngsters, who will help boost business.