"If we treat every day as the end of the world, would that reduce some regrets? Dear readers, please cherish life and love living, even though it sometimes makes us feel powerless and helpless." - Yang Qian's blog. At 11 o'clock yesterday morning, Yang Qian, a Shenzhen University third-year female student, jumped from the roof of her own building and ended her young life at only 19 years old...