The bigger the brain, the more complex the social world it can manage.

科学问题有意识的解决给我们提出的最直接且在某种意义上最重要的问题，是对结果的准确阐述。

The best way to own stocks is through an index fund.

释义：求学之人若不勤奋，必然是其志向不坚定。

Happiness is beneficial for the body, but it is grief that develops the powers of the mind.

粮食安全是国家安全的基石。