The test of a psychological idea is its life-enhancing power.

我一直在努力学习和成长。这就是生活的意义。

真正的创新需要创造力和纪律。

Efficiency in farming is not about doing more with less, but about doing better with what we have.

今天很残酷，明天更残酷，后天很美好，但绝对大部分人会死在明天晚上。

Policymakers should be open to revising their views based on new evidence.

The most widespread form of inequality in the world today is not that between rich and poor, but that between men and women.