The mathematician does not study pure mathematics because it is useful; he studies it because he delights in it and he delights in it because it is beautiful.

The only thing that counts is what cannot be explained.

The challenge of computer science is not just to build faster machines, but to understand the very fabric of computational possibility.

I've always been a dreamer, and I think that's the most important thing in life—to dream.

The challenge is to make the invisible visible.

The best books are those that leave you changed.

The best partnerships are built on trust, transparency, and shared ambition.