Scientists should never claim that something is absolutely true. You should never claim perfect, or total, or 100% because you never ever get there. - Jocelyn Bell Burnell

One of the things women bring to a research project, or indeed any project, is they come from a different place, they've got a different background. Science has been named, developed, interpreted by white males for decades and women view the conventional wisdom from a slightly different angle — and that sometimes means they can clearly point to flaws in the logic, gaps in the argument, they can give a different perspective of what science is.

There is now a thirteenth commandment "Thou shalt not make predictions in x-ray astronomy, lest the Lord thy God reveal the folly of thy ways unto all."

Looking at the universe as a whole; cosmology, the birth, life and death of the whole universe, we used to have a nice simple model. Then we had to add things like dark energy, and our nice simple picture is getting messier and messier and messier.