There's emotional maturity, physical maturity, all things that have nothing to do with being smart.

有情感上的成熟 ，也有生理上的成熟，不是所有的东西都和智力有关的。

The circle represents full physical and psychological maturity, and the dot is you as a baby.

圆圈代表身心完全成熟，而点代表婴儿时期的你。

Teenagers tend to be more vulnerable to advertisement and social pressure, not to mention their level of physical maturity.

青少年往往更容易受到广告和社会压力的影响，更不用说他们的身体还没发育成熟。

Thereby infant mortality rates decreased  exponentially over the years. While in 1700, roughly 54% of children survived to adulthood,   today over 95% attain physical maturity.

因此，多年来婴儿死亡率呈指数下降。 在 1700 年，大约 54% 的儿童存活到成年， 而今天超过 95% 的儿童达到了身体成熟。