What does it mean to be smart?
Before they learn to talk, do babies think in a language like you and me?
What would happen if you never, ever made any memories?
How would society change if we could live to 500 years old?
How did the world begin?
What is the difference between you and your mind?
What is the purpose of a human being?
What is truth and how do we know what is true?
Can humans create life?
Why are we here?