The keys of a fortress are always well worth the retirement of the garrison when it is resolved to yield only on those conditions. On this principle it is always wiser to grant an honorable capitulation to a garrison which has made a vigorous resistance than to risk an assault.
If I were an Englishman, I should esteem the man who advised a war with China to be the greatest living enemy of my country. You would be beaten in the end, and perhaps a revolution in India would follow.