Carl Sagan Quotes: The simplest thought, like the concept of the number one, has an elaborate logical underpinning. ...

The simplest thought, like the concept of the number one, has an elaborate logical underpinning. (Carl Sagan)

Carl Sagan Quotes Pictures

Carl Sagan Quotes: The simplest thought, like the concept of the number one, has an elaborate logical underpinning.

Carl Sagan Quotes: The simplest thought, like the concept of the number one, has an elaborate logical underpinning.

Carl Sagan Quotes: The simplest thought, like the concept of the number one, has an elaborate logical underpinning.

Carl Sagan Quotes: The simplest thought, like the concept of the number one, has an elaborate logical underpinning.

Carl Sagan Quotes: The simplest thought, like the concept of the number one, has an elaborate logical underpinning.

Carl Sagan Quotes: The simplest thought, like the concept of the number one, has an elaborate logical underpinning.

Carl Sagan Quotes: The simplest thought, like the concept of the number one, has an elaborate logical underpinning.

Carl Sagan Quotes: The simplest thought, like the concept of the number one, has an elaborate logical underpinning.

Carl Sagan Quotes: The simplest thought, like the concept of the number one, has an elaborate logical underpinning.

Carl Sagan Quotes: The simplest thought, like the concept of the number one, has an elaborate logical underpinning.

Carl Sagan Quotes: The simplest thought, like the concept of the number one, has an elaborate logical underpinning.

Carl Sagan Quotes: The simplest thought, like the concept of the number one, has an elaborate logical underpinning.

Carl Sagan Quotes: The simplest thought, like the concept of the number one, has an elaborate logical underpinning.

Carl Sagan Quotes: The simplest thought, like the concept of the number one, has an elaborate logical underpinning.

Carl Sagan Quotes: The simplest thought, like the concept of the number one, has an elaborate logical underpinning.