如果你不能保持灵活的思路，就会抓狂，忽视解决问题的其他可能性。
If you're not stubborn, you'll give up on experiments too soon. And if you're not flexible, you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.
Collaboration between scientists is key to solving complex problems.
The future of liberal democracy depends on its ability to reform itself and address the legitimate grievances of those who feel left behind by globalization and technological change.
"The little things are infinitely the most important."
