"Bitcoin is a remarkable cryptographic achievement, and its ability to create something that cannot be replicated in the digital world has tremendous value." - Eric Schmidt, former CEO of Google

"I think Bitcoin is the first [cryptocurrency] that has the potential to do something like change the world." - Peter Thiel, co-founder of PayPal

"The currency has three eras: Commodity-based, political-based, and now math-based." - Chris Dixon, co-founder of Hunch

"Bitcoin represents a fundamental transformation of money." - Paul Vigna, Wall Street Journal reporter

"I think every big bank, every big investment bank, every big high-net-worth firm will eventually get exposure to bitcoin or something like that." - Chamath Palihapitiya, founder of Social Capital

"Money 2.0 is a huge deal." - Chamath Palihapitiya, founder of Social Capital

"Bitcoin will do to banks what email did to the postal industry." - Rick Falkvinge, founder of the Swedish Pirate Party

"Blockchain is technology. Bitcoin is only the first mainstream manifestation of its potential." - Marc Kenigsberg, founder of Bitcoin Chaser

"I think Bitcoin is the first [app] built on the blockchain. - AngelList co-founder Naval Ravikant

"Bitcoin is the beginning of something great: a governmentless currency, something necessary and essential." - Nassim Taleb, author of Black Swan

"Bitcoin is just one example of something that uses blockchain. Cryptocurrencies are just one example of decentralized technologies. And now that the Internet is big enough and diverse enough, I think we're going to see different kinds of decentralized technologies and blockchains." - Vitalik Buterin, founder of Ethereum

"Bitcoin and the ideas behind it will distort traditional currency concepts. In the end, the currency will be better for him." - Edmund C. Moy, 38th Director of the United States Mint

"Bitcoin is the currency of resistance." - Max Keiser, publisher and entrepreneur

"Bitcoin and the blockchain technology behind it are one of the most important innovations of our time." - Sir Richard Branson, founder of Virgin Galactic

"With its transparency and anonymity, Bitcoin is an evolutionary leap forward in money itself." - Julian Assange, founder of WikiLeaks

"At its core, Bitcoin is a smart currency designed by very forward-thinking engineers. It eliminates the need for banks, gets rid of credit card fees, currency exchange fees, money transfer fees, and reduces the need for lawyers on transitions... all good things." - Peter Diamandis, founder of the X Prize Foundation

"Bitcoin can be the TCP/IP of money." - Paul Buchheit, creator of Gmail

"Bitcoin is a round of technological power." -Bill Gates, co-founder of Microsoft

"We chose to put our money and our faith in a mathematical framework free from politics and human error." - Tyler Winklevoss, co-founder of Gemini

"Virtual currencies, perhaps most notably Bitcoin, captured the imagination of some, aroused fear among others, and confused the rest of us." - Thomas Carper, US Senator

"Bitcoin is an extraordinary cryptographic achievement... The ability to create something that cannot be replicated in the digital world is of immense value... A lot of people will start a business on it." - Eric Schmidt, CEO of Google

"If you don't believe or don't understand, I don't have time to try to convince you, sorry." - Satoshi Nakamoto, creator of Bitcoin

"Bitcoin offers us, for the first time, a way for an Internet user to transfer a unique piece of digital property to another Internet user, such that the transfer is guaranteed to be secure, everyone knows the transfer has taken place. and no one can challenge the legitimacy of the transfer. It's hard to overstate the results." - Marc Andreessen, partner