The mother-child relationship is paradoxical and, in a sense, tragic. It requires the most intense love on the mother's side, yet this very love must help the child grow away from the mother, and to become fully independent.

The best programs are written so that computing machines can perform them quickly and so that human beings can understand them clearly.

The future belongs to those who are willing to challenge the status quo.

药品生产的质量不容妥协；它是信任的基石。