【解释】人常常在忧患困苦中，才能磨练意志，增长才干。

The true measure of success is not just profitability, but the positive impact we leave for future generations.

Leadership in forestry means having the courage to make decisions that will outlast your tenure.

When you change the way you look at things, the things you look at change.

"Theoretical computer science is not just about algorithms and data structures; it's about understanding the fundamental limits of computation."

我不考虑失败。