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In a rational society we would want our presidents to be teachers. – In our actual society we insist they be cheerleaders.

— Steve Allen, Actor

A concept is a brick. It can be used to build a courthouse of reason. Or it can be thrown through the window.

— Gilles Deleuze, French Philosopher

Study without desire spoils the memory, and it retains nothing that it takes in.

— Leonardo da Vinci, Italian Renaissance Artist

Anything that gives us new knowledge gives us an opportunity to be more rational.

— Herbert Simon,American economist

Writing my own novels in the ’90s…I never imagined that in ten years, science and rationality would require explanation and defense in a world rocked and ruled by religious fervor.

— Mary Doria Russell, American Novelist

The deepest sin against the human mind is to believe things without evidence.

— Thomas Hexley, English Biologist

Somewhere, something incredible is waiting to be known.

— Carl Sagan, American Astronomer

Science and religion are not at odds. Science is simply too young to understand.

— Dan Brown, Author

People who are more rational don’t perceive emotion less, they just regulate it better.

— Jonah Lehrer, American Novelist

Ask the right questions, and nature will open the doors to her secrets.

— CV Raman, Indian Physicist
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