Me gustaba mucho su serie Cosmos aprendí mucho 
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Yo tambien Betty!
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"I don't Want to Believe I Want to Know..." ~ Karl Sagan ...
Thankyou @Xavi_Bros
After Stephen Hawking,, He's my 2nd best ....

Astrophysicist 

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Ok, then I will tweet about Hawking too!
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Meanwhile today's scientists: "If you don't believe on Climate Change you are a denier!"
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Actually no. It’s not belief. It’s overwhelming evidence.
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This man was a genius. So sad that people like him are very few now. David Attenborough takes us to the depths of the Earth. What a beautiful man. Carl Sagan came from the extraordinaire and many others that have come and gone but their brain power still lives on
Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi
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How about picking a quote you can actually source. This doesn't sounds like Sagan. Unsourced according to Wikiquote: https://en.wikiquote.org/wiki/Talk:Carl_Sagan#Unsourced …https://www.quora.com/Did-Carl-Sagan-say-I-dont-want-to-believe-I-want-to-know …
Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi
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An outstanding person
Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi
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Missed so much!
Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi
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Čini se da učitavanje traje već neko vrijeme.
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