创新不仅仅是创造新事物；而是让现有的变得更好。

We shall never prevent the abuse of power if we are not prepared to limit power in a way which occasionally may prevent its use for desirable purposes.

The individual's biography is shaped by the historical and social context in which it is embedded.

继子女面临更大风险，因为进化压力塑造了父母更偏爱自己基因后代的心理。