# Cite?!?

**URL:** <https://boards.straightdope.com/t/cite/611502>\
**Category:** Miscellaneous and Personal Stuff I Must Share\
**Created:** [February 2, 2012, 4:02am UTC](https://boards.straightdope.com/t/cite/611502 "2012-02-02T04:02:16Z")\
**Posts on this page:** 6\
**Page:** 2

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**Author:** ![Gyrate](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/gyrate/32/3588_2.png) [@Gyrate](https://boards.straightdope.com/u/Gyrate)\
**Post date:** [February 2, 2012, 6:22pm UTC](https://boards.straightdope.com/t/cite/611502/21 "2012-02-02T18:22:33Z")

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> [@Mangetout](#):
>
> That’s nice, and all, but careful reading of the question can save time and effort. The OP didn’t ask for proof. Just a citation.

And I cited a proof. I doubt it took any more time or effort than the other cites in this thread.

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**Author:** ![Lukeinva](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/lukeinva/32/17872_2.png) [@Lukeinva](https://boards.straightdope.com/u/Lukeinva)\
**Post date:** [February 2, 2012, 6:27pm UTC](https://boards.straightdope.com/t/cite/611502/22 "2012-02-02T18:27:52Z")

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> [@Lumpy](#):
>
> 2+2=4
> 
> The world is round
> 
> the sky is blue

[The world is round cite.](http://www.physlink.com/education/askexperts/ae535.cfm)

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**Author:** ![azraiel](https://avatars.discourse-cdn.com/v4/letter/a/5f9b8f/32.png) [@azraiel](https://boards.straightdope.com/u/azraiel)\
**Post date:** [February 2, 2012, 6:42pm UTC](https://boards.straightdope.com/t/cite/611502/23 "2012-02-02T18:42:26Z")

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[2+2=22](http://dvotreats.bandcamp.com/album/2-2-22-vol-1)

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**Author:** ![tdn](https://avatars.discourse-cdn.com/v4/letter/t/94ad74/32.png) [@tdn](https://boards.straightdope.com/u/tdn)\
**Post date:** [February 2, 2012, 6:42pm UTC](https://boards.straightdope.com/t/cite/611502/24 "2012-02-02T18:42:30Z")

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> [@Lumpy](#):
>
> 2+2=4

Pictures or it didn’t happen.

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**Author:** ![FordPrefect](https://avatars.discourse-cdn.com/v4/letter/f/e99b99/32.png) [@FordPrefect](https://boards.straightdope.com/u/FordPrefect)\
**Post date:** [February 2, 2012, 6:45pm UTC](https://boards.straightdope.com/t/cite/611502/25 "2012-02-02T18:45:05Z")

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> [@Lumpy](#):
>
> 2  
> the sky is blue

Not at night…

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<div class="post-metadata">

**Author:** ![Lumpy](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/lumpy/32/446_2.png) [@Lumpy](https://boards.straightdope.com/u/Lumpy)\
**Post date:** [February 2, 2012, 7:38pm UTC](https://boards.straightdope.com/t/cite/611502/26 "2012-02-02T19:38:20Z")

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> [@Giles](#):
>
> Well, it all depends on how you define things. Let’s take the following definitions:  
> 2 is defined as 1+1  
> 3 is defined as 2+1  
> 4 is defined as 3+1
> 
> Then:  
> 2+2=2+(1+1)=(2+1)+1=3+1=4
> 
> Quod erat demonstrandum

“Oh, you say that _because you are a man!_”

- from The Life and Times of Ezekiel Bulver  
(as told to C.S. Lewis)

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