The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

I was so much older then, I’m younger than that now.

仁是爱他人，义是端正自己

Innovation in mining technology isn't about replacing people, but about empowering them to do their jobs better and safer.

Innovation is the only way to break through resource constraints.

任何教育的改革，必须以人为本，人自己必须成为教育的中心。