Quality is not a promise; it is a delivery.
质量不是承诺；它是一种交付。
True progress is measured not just in profits, but in positive impact.
地球并非刚体，其对力的响应必须被视为弹性体。
Energy security is a crucial guarantee for national development. We must intensify technological innovation to enhance the efficiency of oil and gas exploration and production.
The essence of mathematics lies in its freedom.
Success is doing the best you can with what you have.