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。
Stepchildren are at greater risk because evolutionary pressures have shaped parental psychology to favor genetic offspring.
Sustainability isn't an option—it's our responsibility to future generations.
我不会成为我不是的人。
Collaboration across industries and governments is essential to tackle the global challenge of climate change.
但是，假如你驯服了我，我们就彼此需要了。对我而言，你就是举世无双的；对你而言，我也是独一无二的……
恐惧比利剑更伤人。