Carl Sagan Quotes

In exchange for freedom of inquiry, scientists are obliged to explain their work.

In exchange for freedom of inquiry, scientists are obliged to explain their work. (Carl Sagan)

Carl Sagan Quotes Pictures

Carl Sagan Quotes: In exchange for freedom of inquiry, scientists are obliged to explain their work.
Carl Sagan Quotes: In exchange for freedom of inquiry, scientists are obliged to explain their work.
Carl Sagan Quotes: In exchange for freedom of inquiry, scientists are obliged to explain their work.
Carl Sagan Quotes: In exchange for freedom of inquiry, scientists are obliged to explain their work.
Carl Sagan Quotes: In exchange for freedom of inquiry, scientists are obliged to explain their work.
Carl Sagan Quotes: In exchange for freedom of inquiry, scientists are obliged to explain their work.
Carl Sagan Quotes: In exchange for freedom of inquiry, scientists are obliged to explain their work.
Carl Sagan Quotes: In exchange for freedom of inquiry, scientists are obliged to explain their work.
Carl Sagan Quotes: In exchange for freedom of inquiry, scientists are obliged to explain their work.
Carl Sagan Quotes: In exchange for freedom of inquiry, scientists are obliged to explain their work.
Carl Sagan Quotes: In exchange for freedom of inquiry, scientists are obliged to explain their work.
Carl Sagan Quotes: In exchange for freedom of inquiry, scientists are obliged to explain their work.
Carl Sagan Quotes: In exchange for freedom of inquiry, scientists are obliged to explain their work.
Carl Sagan Quotes: In exchange for freedom of inquiry, scientists are obliged to explain their work.
Carl Sagan Quotes: In exchange for freedom of inquiry, scientists are obliged to explain their work.