sound understanding

References in classic literature ?
You consider the matter," said Elinor, "exactly as a good mind and a sound understanding must consider it; and I dare say you perceive, as well as myself, not only in this, but in many other circumstances, reason enough to be convinced that your marriage must have involved you in many certain troubles and disappointments, in which you would have been poorly supported by an affection, on his side, much less certain.
But another strange thing about it," said the curate, "is that, apart from the silly things which this worthy gentleman says in connection with his craze, when other subjects are dealt with, he can discuss them in a perfectly rational manner, showing that his mind is quite clear and composed; so that, provided his chivalry is not touched upon, no one would take him to be anything but a man of thoroughly sound understanding.
I have a sound understanding of the farming industry and hope I can transfer this knowledge into helping our local members.
She said: "I have developed a sound understanding of my new role through my experience as a special adviser and I look forward to the challenges this new post will present me with.
Our scheme will provide opportunities across a wide range of disciplines and give apprentices a sound understanding of our business.
He/she will have a sound understanding and practical experience working with key banking operations.
She said: "Staff have a sound understanding of how young children learn and they promote their development through fun play experiences.
Caroline Irvine, partner and head of residential property at Harrison Clark Rickerbys, said: "Vangeya has gained valuable experience working at a property firm in London and developed a sound understanding of a range of residential conveyancing matters which will be of benefit to our clients.
Talking about the objectives of the project he told that the purpose of the project is to carry out action-oriented and policy relevant research, which is based on sound understanding of implementation related challenges and which provides practical ideas for progress in terms of people-oriented and more efficient implementation.
The strength of this book lies in its underpinning premise of writing as a complex process, not to be undertaken without a sound understanding of just what is involved.
Martyn Hughes, Group Finance Director at Sertec, said: "Chris Pennick and the team at Lloyds Bank have a sound understanding of the mechanics of our business, and have responded to our needs by introducing local Trade Director Terry Richardson.
Gulf Capital has demonstrated a sound understanding of our business and has shown great flexibility in tailoring a financing solution in line with our strategic growth plans for telephony, broadband, cloud and IPTV services.