Sentence:  "Your" sense of honour and honesty would have led you, I know, when aware of your situation, to attempt all the economy that would appear to you possible; and, perhaps, as long as your <WSD>frugality</WSD> retrenched only on your own comfort, you might have been suffered to practice it, but beyond that— 
Meaning of the word marked with <WSD> tags:  The quality of being frugal; prudent economy; thrift.