Home isn't a place, it's the people who make you feel you belong.
The best way to learn mathematics is to do mathematics.
I don't want to be a star. I want to be a legend.
Today is cruel, tomorrow is crueler, and the day after tomorrow is beautiful, but most people will die tomorrow night and won't see the sun of the day after tomorrow.
Nobody cares if you can't dance well. Just get up and dance. Great dancers are great because of their passion.
煤炭曾是工业进步的支柱，但其未来必须平衡经济需求与环境责任。