Non in legendo sed in intelligendo leges consistunt
“Laws consist not in being read, but in being understood.”
Legal maxim
What does “Non in legendo sed in intelligendo leges consistunt” mean?
Non in legendo sed in intelligendo leges consistunt translates as “Laws consist not in being read, but in being understood.”
Knowing the words of a rule is not enough; what counts is understanding its sense.
“Non in legendo sed in intelligendo leges consistunt” word by word
| Latin | English | Grammar |
|---|---|---|
| Non | not | negating adverb; it negates the phrase in legendo, with sed supplying the contrast |
| in | in, by means of | preposition; here it takes the ablative and introduces an activity |
| legendo | reading, being read | ablative of the gerund of lego, “I read”; the gerund is a verbal noun, so “in reading” |
| sed | but | conjunction that sets up the contrast: not this, but that |
| in | in, by means of | preposition again, with the ablative |
| intelligendo | understanding | ablative of the gerund of intellego, “I understand”; “in understanding” |
| leges | laws | nominative plural of lex, “law”; the subject of the sentence |
| consistunt | consist, stand firm | third person plural present indicative active of consisto, “I stand together, I consist” |
How to pronounce “Non in legendo sed in intelligendo leges consistunt”
The difference is the g in legendo, intelligendo and leges: hard g (as in “go”) in Classical, soft j in Church Latin. Stress falls on the second-to-last syllable in legendo and intelligendo, on the first in leges, and on the SIS of consistunt.
The story behind it
Word for word the maxim says “not in reading but in understanding do the laws consist”. It is a legal maxim, a short rule of thumb handed down in collections of Latin legal sayings, and its exact origin is uncertain.
The idea behind it is old in legal thinking: a statute is more than its wording. Lawyers and judges are expected to look for the sense and purpose of a rule, not only its letters. Maxims like this one were used in teaching and argument in the centuries when Latin was the working language of European law.
Today it is quoted in discussions of how laws should be interpreted, and as a general reminder that knowing a rule is not the same as grasping it.
How to use “Non in legendo sed in intelligendo leges consistunt”
It suits a law student’s notes, a speech or essay on interpreting statutes, or a desk motto for anyone who works with rules and contracts. As a tattoo or print it fits someone who values understanding over memorising.
- Latin
- Non in legendo sed in intelligendo leges consistunt
- English
- Laws consist not in being read, but in being understood.
- Source
- Legal maxim
- Era
- Early Modern
- Theme
- Justice
Common mistakes
- It does not say that reading laws is useless. It says that a law’s real substance lies in its understood meaning, not in the bare act of reading it.
- Do not attribute it to a famous Roman jurist or to a specific legal code. It is a later maxim of uncertain origin.
- Legendo and intelligendo are gerunds (“in reading”, “in understanding”), not nouns or participles. Replacing them with other forms changes the grammar.
- If you want a singular “law”, you cannot just drop the s: it needs lex consistit, which changes both the noun and the verb.
Questions about “Non in legendo sed in intelligendo leges consistunt”
What does “Non in legendo sed in intelligendo leges consistunt” mean literally?
“Not in reading but in understanding do laws consist.” In smoother English: laws consist not in being read but in being understood.
Who said “Non in legendo sed in intelligendo leges consistunt”?
No author is known. It is a legal maxim of uncertain origin, found in collections of Latin legal maxims.
How do you pronounce “Non in legendo sed in intelligendo leges consistunt”?
Classically: nohn in leh-GEN-doh sed in in-tel-lih-GEN-doh LEH-gays kohn-SIS-toont. In Church Latin the g in legendo, intelligendo and leges becomes a soft j.
Is “Non in legendo sed in intelligendo leges consistunt” correct Latin for a tattoo?
Yes, the grammar is sound: two gerunds in the ablative after in, with leges as subject and consistunt as verb. Check the spelling carefully, as the long words are easy to garble.
More to explore
Translation and grammar checked by Latin Quoter · last reviewed November 2026
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