...the more fortunate or able. (Para. 6)
the more fortunate or able: the more fortunate or able-bodied people.
In English "the" followed by an adjective can often refer generally to people with the quality shown by that adjective. Look at the following example:
The rich should help the poor. 富人應該幫助窮人。
n. 品質,特質,才能
adj. 高品質的