解析：强调实践的重要性。

What I want to talk to you about today is the difference between gifts and choices. Cleverness is a gift， kindness is a choice. Gifts are easy -- they're given after all. Choices can be hard. You can seduce yourself with your gifts if you're not careful， and if you do， it'll probably be to the detriment of your choices.

Black holes are not just destructive monsters; they play a crucial role in shaping galaxies.

The spread of liberal democracy and the integration of the world economy are the two most important trends of the modern era.

爱是由心灵衡量的空间和时间。

通货膨胀是一种无需立法即可实施的征税形式。

现代性的本质是心理主义，即根据我们内心生活的反应来体验和解释世界，确实作为一种内在性。

The true measure of a farmer's success is not just yield per acre, but the legacy left for future generations.