Crucial point made in last bit of poetry?

WordNet Word definitions in WordNet
n. the last line in an audit; the line that shows profit or loss the decisive point

Wikipedia Word definitions in Wikipedia
Bottom line may refer to: Bottom line mentality The Bottom Line , a student-run print and online newspaper at the University of California, Santa Barbara ESPN BottomLine , the trademark for a lower-third sports information ticker graphic The bottom line, ...

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
figurative sense is attested from 1967, from profit and loss accounting, where the final figure after both are calculated is the bottom line on the page. Also (especially as an adjective) bottomline .

Wiktionary Word definitions in Wiktionary
n. 1 (context accounting English) The final balance; the amount of money or profit left after everything has been tallied. 2 (context idiomatic uncountable English) The summary or result; the most important information; the upshot; the net-net.

Longman Dictionary of Contemporary English Word definitions in Longman Dictionary of Contemporary English
noun EXAMPLES FROM CORPUS ▪ He figured the currency hedge cost Tomkins 4 million pounds on its bottom line in the first half. ▪ The bottom line for city officials: Be kind to your current employers. ▪ The bottom line is, there is no stake in anyone legitimizing ...