The most important political challenge of our time is to create strong, effective, and accountable states.

The greatest enemy of a trader is hope.

农业是制造业的基础，因为自然的产物是艺术的原材料。

The joy of mathematics comes from the moments of clarity when complex things become simple.

Quality is never an accident; it's always the result of intelligent effort.

预测未来的最好方式就是创造未来。

Paths are made by walking.

History doesn’t repeat itself, but it often rhymes.

Every barrel of oil we produce should be done with a focus on minimizing our footprint.