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.
You cannot step into the same river twice.
True scientific progress requires both creativity and discipline.
我相信爱和善良的力量。
Scars have the strange power to remind us that our past is real.
