Every decision we make today echoes in the health of our oceans tomorrow.

"The true sign of intelligence is not knowledge but imagination."

Economics is the study of how societies use scarce resources to produce valuable goods and services and distribute them among different individuals. If we think about the definitions, we find two key ideas that run through all of economics:

挑战不仅仅是让计算机更快，而是让它们更智能。