—— 请按键盘 空白键 开始游戏 ——

Change starts with a single step, but it requires persistence to reach the destination.
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。
The brain is a machine assembled not to understand itself, but to survive. It is a machine for making decisions that lead to survival.