" You’re a scientist. And there is no greater expression of sheer stupid human hope than the study of science. We’re born groping around in the dark but science says, “We can understand this.” It says, “There’s something here to understand and this act of blindly reaching forward is worth it.” It says, “You could be devoting your entire career to what’s really a dead end and it's still worth it. You could be dismissed in your own lifetime, you could poison yourself with radiation, you could be executed. And it’s still worth it. More than your safety, more than your life, that divine earthly act of trying to understand.”Personally, I find that brand of optimism exhausting but if it wasn’t for science, we wouldn’t have deodorant or instant coffee, so. "