Maria Konnikova

Fraud really thrives in moments of great social change and transition. We're in the midst of a technological revolution. That gives con artists huge opportunities. People lose their frame of reference for what can and can't be real.

Poker isn't the roulette wheel of pure chance, nor is it the chess of mathematical elegance and perfect information. Apart from the underlying mathematics, poker depends on the nuanced reading of human intention, interactions, and deceptions.

If you are lucky enough to never experience any sort of adversity, we won't know how resilient you are. It's only when you're faced with obstacles, stress, and other environmental threats that resilience, or the lack of it, emerges: Do you succumb or do you surmount?

Not only is the past of a person with no memory inaccessible; his ability to think about the future is imperilled. Time travel, then, is ultimately - and paradoxically - an exercise in remembering. And without that capacity it simply cannot exist.

Many adult bullies hide behind the idea that bullying happens only among children. They conceive of themselves as adults who know better and are offering their hard-earned wisdom to others. The Internet makes that sort of certainty easier to attain: looking at their screens, adult bullies rarely see the impact of their words and actions.