It's true that you can't take an individual rain droplet and say where it's come from or where it's going to end up. But you can say with pretty good certainty whether it will be cloudy tomorrow.

We literally hand over our most private data, our DNA, but we're not just consenting for ourselves, we are consenting for our children, and our children's children. Maybe we don't live in a world where people are genetically discriminated against now, but who's to say in 100 years that we won't?

In medicine, you learn about ethics from day one. In mathematics, it's a bolt-on at best. It has to be there from day one and at the forefront of your mind in every step you take.

Hannah Fry Quotes