Hebrews 5:14

My Notes

What Does Hebrews 5:14 Mean?

Hebrews 5:14 defines spiritual maturity — and the definition has nothing to do with how much you know. It's about what you can discern.

"But strong meat belongeth to them that are of full age" — the Greek teleion (full age, mature, complete — the marginal note gives "perfect") describes the grown-up. The Greek sterea trophē (solid food, strong meat) contrasts with the "milk" of verse 12 — basic teaching that the audience should have moved beyond but hasn't. Solid food is advanced truth that requires mature digestive capacity. You can't give a steak to an infant. Their system can't process it.

"Even those who by reason of use have their senses exercised" — the Greek dia tēn hexin ta aisthētēria gegymnasmena echontōn (through practice/habit having the faculties trained/exercised). The marginal note gives "habit" or "perfection" for hexis (use, practice, habitual exercise). The key word is gegymnasmena — from gymnazō (to exercise, train, discipline — the root of "gymnasium"). Spiritual maturity is trained, not automatic. It comes through repeated practice — the same way an athlete develops muscle through repetitive exercise.

"To discern both good and evil" — the Greek pros diakrisin kalou te kai kakou (for the distinguishing of both good and evil). Diakrisis (discernment, distinguishing, differentiation) is the ability to tell things apart — to recognize what's genuine and what's counterfeit, what's healthy and what's toxic, what's from God and what isn't.

The definition of maturity, then, is: trained discernment through habitual practice. Not information accumulation. Not theological sophistication. Not years of church attendance. The ability — developed through repeated use — to distinguish good from evil in real time, in real situations, where the difference isn't always obvious.

This is why the author is frustrated: his audience has been believers long enough to be teachers (v. 12) but still needs milk. They've had the time. They haven't done the training.

Reflection Questions

• 1.Maturity is defined here as trained discernment, not accumulated knowledge. By this standard, how mature are you — can you reliably distinguish good from evil in ambiguous situations?
• 2.Discernment is developed 'by reason of use' — through practice, like a muscle. What specific practices have trained your ability to tell the difference between what's from God and what isn't?
• 3.The author is frustrated that his audience should be teachers but still needs milk. Where have you been a believer long enough that you should be further along — and what's prevented the growth?
• 4.The mature can discern good AND evil — both are necessary. Which is harder for you: recognizing what's genuinely good, or recognizing evil that's well-disguised?

Devotional

Maturity isn't knowing more. It's discerning better.

The author of Hebrews defines the mature person not by the volume of their theological knowledge but by a single skill: the trained ability to tell good from evil. Not in the obvious cases — anyone can spot a clear-cut sin. In the ambiguous ones. The situations where both options look reasonable. The moments where evil wears a good disguise and the right choice requires faculties that have been exercised through practice.

The word "exercised" comes from the Greek root for gymnasium. Spiritual discernment is a muscle. It develops through use — through repeated decisions, through the practice of choosing well in small things, through the accumulated wisdom of having been wrong and having learned from it. You don't become discerning by reading about discernment. You become discerning by practicing it.

The "use" (or "habit" — the marginal note) is the crucial detail. Maturity comes through habitual practice. Not one-time insights. Not occasional retreats. The daily, repetitive exercise of applying truth to real situations until the discernment becomes instinctive — the way a trained musician hears a wrong note instantly, not because they think about it but because the training has become second nature.

The author's frustration is with people who've had enough time to be mature and aren't. They've been believers long enough to be teachers (v. 12). They should be eating solid food. Instead they need milk — because they never put in the reps. They accumulated information without practicing discernment. They sat in class but never went to the gym.

The question this verse asks isn't "how much do you know?" It's "can you tell the difference — in real time, under pressure, when it matters — between what's good and what's evil?" If not, the training hasn't happened. And the training only happens through use.

Commentary

Trusted original commentary from respected historical Bible scholars and theologians.

Cross References

Related passages throughout Scripture