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 This is a [BitCoin] paper wallet—Zikai, I believe this has already been spent if you're trying to take a picture. 
		   — Ari Juels, 
		   as Zikai Wen quickly pulls out his phone. 
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			 Nov. 16, 2015 
		  
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 You can't trust anyone these days because they always turn out to be FBI agents. 
		   — Ari Juels, 
		   while describing the advantages of smart contracts for criminals 
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			 Sept. 28, 2015 
		  
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 We could have fewer lawyers in the world. That's an unmitigated good. 
		   — Ari Juels, 
		   on non-criminal uses of smart contracts 
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			 Sept. 28, 2015 
		  
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 That's an excellent question.  I'll be talking about the problem of a 6 year old mashing the button rather than a 3 year old mashing the button, however. 
		   — Ari Juels, 
		   Answering a question about problems with authentication tokens during a lecture. 
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			 April 20, 2015 
		  
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