The theory of computation provides a foundation for understanding what can and cannot be computed.

I’d tell men and women in their mid-twenties not to settle for a job or a profession or even a career. Seek a calling. Even if you don’t know what that means, seek it. If you’re following your calling, the fatigue will be easier to bear, the disappointments will be fuel, the highs will be like nothing you’ve ever felt.

There are certain things that we cannot make ourselves believe， no matter how hard we try.