The secret of a happy old age is to have a good memory and a bad one.
当你质疑别人都接受的假设时,真正的创新才会发生。
友谊是人生最珍贵的财富。
Drones in the future will be as ubiquitous as smartphones are today.
我们在实现同情、利他和爱的人类潜能方面还有很长的路要走。