The conversational argument mapper maps your argument as you chat.
Come with an argument, claim, or belief. A guide talks it through with you and draws a graphical depiction—an argument map—as you go.
Choose your guideThe author also says that we ought to prevent bad things when it costs us nothing comparable.
The MapperNow we have two premises, working together! How does the author support “We ought to prevent bad things when it costs us nothing comparable”?
I’m done my argument.
The BuilderBefore I sum up, shall I look it over for weak spots?
It tastes sweet to me!
The SkepticI'd never argue with your tongue. But your belief is about the honey itself. So are you assuming “How things taste to me shows how they really are”?
Your argument map for the claim that computers do not understand anything
All done!
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G. E. Moore’s Proof of the External World
Source: G. E. Moore (1939). Proof of an External World.
Rate this map: ★★★★★
The Library
Share your map, rate the maps of others, and link maps to each other and to original sources.
Choose your guide

Map an argument
The Argument Mapper
Already have an argument, either your own or someone else's? The Mapper helps you graphically depict it charitably. Choose this if you want to interpret an already-existing argument.
Meet the Mapper
Build an argument
The Argument Builder
Want to come up with or improve an argument of your own? The Builder helps you build the strongest version of it, step by step.
Meet the Builder
Suspend judgment
Debate the Skeptic
Burdened by the weight of your beliefs? The Skeptic employs the modes of Pyrrhonian skepticism to debate you until you reach the suspension of judgment, which will bring you tranquility at last.
Meet the Skeptic“I knew what I thought. Now I know why I think it, too!”Person on the Clapham Omnibus, on the Argument Mapper
“The Builder helps me build the strongest argument I can for my most absurd conclusions.”Devil’s Advocate, on the Argument Builder
“I used to think honey was sweet. Now? Who can say. I've never been calmer.”Former Dogmatist, on Debate the Skeptic
“The cat found a premise I didn’t know I was assuming.”Surprised Philosopher, on the Argument Mapper
“My paper has eight premises now, and most of them are supported!”Grateful PhD Student, on the Argument Builder
“Three philosophers at an APA disagreed with me. I suspended judgment on the spot. Tranquility has changed my life forever.”Untroubled Philosopher, on Debate the Skeptic
“Finally, a picture of what Kant was saying. Well, a picture.”Puzzled Undergraduate, on the Argument Mapper
“The fox told me my argument was missing a step. It was. I was furious.”Recovering Debater, on the Argument Builder
“I reached the suspension of judgment on my thesis topic and never looked back.”Tranquil PhD Student, on Debate the Skeptic