Collaboration is key to solving the biggest challenges in science.

Ninety-nine percent of the troubles that threaten our civilization come from too optimistic, therefore we should have a system where the accounting is a way more conservative.

The deep, personal material of the latter half of your life is your children. You can write about your parents when they're gone, but your children are still going to be here, and you're going to want them to come and visit you in the nursing home.

应对不自由世界的唯一方法，就是让自己变得绝对自由，以至于你的存在本身就是一种反抗。