"The most important thing about the scientific method is that it's self-correcting. You don't have to trust anyone. You can verify everything for yourself."

"The cosmic perspective not only embraces our genetic kinship with all life on Earth but also values our chemical kinship with any yet-to-be discovered life in the universe, as well as our atomic kinsh…"

"Science is not just a collection of facts, but a way of thinking."

"I'm not afraid of death. I'm afraid of dying without having lived a full life."

"The universe is full of answers. You just have to know how to ask the questions."