Innovation is not about saying yes to everything. It’s about saying no to all but the most crucial features.

The essence of computational complexity is to understand the limits of what can be computed efficiently.

I don't have to be a role model for anyone.

Holding an Olympic Games means evoking history.

Sometimes you just have to pick yourself up and carry on.

Every challenge is an opportunity in disguise—if you’re willing to look for it.

Every algorithm tells a story, not just of its own steps, but of the problem it seeks to solve.