Or, The “oil” denotes charity, alms, and every aid rendered to the needy; the lamps denote the gifts of virginity; and He calls them “foolish,” because after having gone through the greater toil, they lost all for the sake of a less; for it is greater labour to overcome the desires of the flesh than of money.
Reproduced in full. Translation: Oxford 1841 (Newman), public domain (Public domain).