- AXIOM
- Murphy's Law, for one
- Caveat emptor, for one
- Golden rule, e.g.
- Saw
- Proposition assumed without proof
- Adage
- Logic truth
- Self-evident principle
- Given in philosophy class?
- It's self-evident
- Assumption in math
- Geometry basic
- Geometry class subject
- Old saw
- Accepted truth
- Math proposition that needs no proof
- Self-evident truth
- Fundamental truth
- It's true and you know it!
- Assumed truth
- Truthful principle
- Universal principle
- Universally accepted principle
- If it ain't broke, don't fix it, e.g.
- What goes up must come down, e.g.
- Truism
- There's no such thing as a free lunch, e.g.
- If A=B and B=C, then A=C, e.g.
- It requires no proof
- Universally accepted statement
- Accepted statement
- Assumed truth, in logic
- Accepted rule
- Words to live by
- Statement that needs no proof
- We hold this truth to be self-evident
- Geometric truth
- Accepted principle
- Principle accepted as true
- Self-evident statement
- Fundamental principle
- Postulate
- Truth
- Words from the wise
- Geometry truth
- It's accepted as true without proof
- Accepted postulate
- Geometry postulate
- Truth held to be self-evident
- Geometry staple
- Saying that often goes without saying
- Geometric given
- Set theory truth
- Widely accepted truth
- Established rule
- Logical proposition
- Principle
- Mathematical truism
- Established principle
- Universal truth
- Obvious fact
- Knowledge base?
- Isuzu SUV
- Spaceship in "Wall-E"
- A straight line is the shortest distance between two points, for instance.
- Maxim.
- Byword.
- Self-evident proposition.
- Pithy saying.
- Saying.
- Statement of truth.
- Precept.
- Recognized principle.
- Proverb
- Rule needing no proof
- Basic fact
- Fact needing no proof
- Time flies, e.g.
- Basic truth
- Logical starting point
- You can believe it
- It goes without saying
- It's a given
- Crime does not pay, e.g.
- Basic assumption
- Given
- Power corrupts, e.g.
- It's assumed
- Start of a mathematical proof
- Don't bite the hand that feeds you, e.g.
- x + 0 = x, e.g.
- Practice makes perfect or "Haste makes waste"
- An empty set exists, e.g.
- Fundamental math assumption
- Proposition assumed to be true
- Statement assumed to be true
- There ain't no such thing as a free lunch, e.g.
- Statement that doesn't need to be proven
- Murphy's Law, e.g.
- Universally accepted truth
- Mathematical truth
- Building block of math
- Geometry proposition
- Widely accepted saying
- Bit of wisdom
- Good things come to those who wait, e.g.
- Lost time is never found again, for one
- All right angles are congruent, e.g.
- Less is more, e.g.
- Assumed truth, in math
- Basic principle
- Statement established as true
- Premise accepted to be true
- Proposition accepted as true
- Mathematics principle
- Math class statement
- Time is money, e.g.
- Geometric premise
- Mathematical proposition
- Established proposition
- General truth
- Building block of mathematics
