The real challenge is not just building climate models, but interpreting what they tell us.

Success is a journey, not a destination.

The future of democracy depends on the ability of democratic societies to reform themselves.

The goal of behavior is always the reduction of some drive or need.

Violence is not random; it follows predictable patterns that reflect underlying evolutionary logic.

I don't let the past hold me back. I let it propel me forward.

Rent is that portion of the produce of the earth which is paid to the landlord for the use of the original and indestructible powers of the soil.

生逢其时，美誉自至。