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.
Failure is an option here. If things are not failing, you are not innovating enough.
文学和新闻的区别在于新闻不可读，而文学没人读。
物理学的美丽在于它能够用简单的原理解释复杂的事物。
Farmers are the unsung heroes of our global food system.
"Hope is the only thing stronger than fear."