And that's a lot of the reason why we care so much about our careers and indeed start caring so much about material goods. You know, we're often told that we live in very materialistic times, that we're all greedy people. I don't think we are particularly materialistic. I think we live in a society which has simply pegged certain emotional rewards to the acquisition of material goods. It's not the material goods we want;

The universe is a place that is full of surprises, and we are just beginning to understand its mysteries.

The only obsession everyone wants: 'love.'

技术在矿物开采中应该同时服务于效率和道德。

Don't worry about what anybody else is going to do. The best way to predict the future is to invent it.