I think as technologists we should have some safe places where we can try out new things and figure out the effect on society.

Never use a credit card for credit. The only kind of credit， or debt， that is acceptable is debt to acquire something whose exchange value is extremely likely to increase， like in a home. The exchange value of most things diminishes or vanishes the moment you purchase them. Don’t be in debt to losers.

政就是正的意思。如果你能带头走正道，谁还敢不行正道呢？

The novel is the great art form of the inner life.