I am not so old, and void of manliness, but that my rational powers are youthful in defence of my religion.
WEB
4 Maccabees 5:31
I am not so old, and void of courage as to not be youthful in reason and in defense of my religion.
Parallel Translations
I am not so old, and void of manliness, but that my rational powers are youthful in defence of my religion.