Quote by Kary Mullis
"I've learned that fear is often a sign you're about to do something worth doing."
More from Kary Mullis
"The most important thing is to keep the most important thing the most important thing."
"I invented the polymerase chain reaction at three in the morning."
"Science is not a democracy. It doesn't matter how many people agree with you; if you're wrong, you're wrong."
"You can be anything you want to be, just turn yourself inside out."