政策规则优于自由裁量，因为它们避免了时间不一致性问题。

I think that when you love somebody, whether it's right or wrong, nobody can tell you you're wrong.

"Facts are not truth, though they are part of it."

最好的技术是那些隐形的技术。

Patience and persistence are key to achieving long-term goals.

我被有历史的材料所吸引。

Sustainability is not just about planting trees; it's about planting the right trees in the right places for the right reasons.