If you wish to make an apple pie truly from scratch, you must first invent the universe. – Carl Sagan
The brain is like a muscle. When it is in use we feel very good. Understanding is joyous. – Carl Sagan

If you wish to make an apple pie truly from scratch, you must first invent the universe. – Carl Sagan
The brain is like a muscle. When it is in use we feel very good. Understanding is joyous. – Carl Sagan
Science is a way of thinking much more than it is a body of knowledge. – Carl Sagan
The universe is not required to be in perfect harmony with human ambition. – Carl Sagan