"The greatest tragedies are not the ones we see coming, but the ones we never expected."

The training and improvement of labor are effective ways to increase productivity.

The distinction between law and morality is a fundamental one in legal philosophy.

粮食安全的未来取决于我们跨国界适应和合作的能力。

奢侈者常嫌不够富足，节俭者虽贫穷却有余藏；奢侈者心常常贫困，节俭者的心常常富贵。