用我们的教学方法，导师教得少，但却观察得多。

丙型肝炎的发现不仅仅是我个人的工作；它是数十年集体努力的结果。

Work must necessarily precede reward.

宏观经济政策的目标是创造一个稳定的环境，使个人能够制定长期计划。

The fact is that every writer creates his own precursors. His work modifies our conception of the past, as it will modify the future.

Innovation in mining technology is what will keep the industry alive in the next century.