The study of mathematics is the indispensable basis for all intellectual and spiritual progress.
The future of the automotive industry belongs to those enterprises that dare to innovate and break through.
不幸之人有权结束自己的生命,尽可自行决定。但是,那将铸成大错。生命虽不幸,总有可为,也总可有所作为。活着就有希望。