It should have been a common ground,
that the city we are born into,
can never possibly match
the exotic beauty
of the outside world.

Yet for the first time
I’m riding along
the bank of River Suzhou.

The gentle breeze, the brick walls,
the solemn, yet elegant yellow lights.

I was reluctant.

I refuse to admit,
that...

Dear Wulaoshi and Malaoshi,

At first I didn’t realize what kind of experience I am going to have in Xi’an. I thought I was looking for an ancient King’s land, or an an escape from city life, or a feast of snacks and specialties. Then I was lost for a day or two - I had none of those coming.

But now when I look bac...

I don’t know if it’s senseless, but it’s just so pacifying looking at the log waterfall of a computer learning.

以人类的细胞分化过程为基础，理论上只需要保持一定的全能细胞时刻对衰老的细胞实施替换，即可长生不老。

为何人类没有进化得到上述能力，更没有其他动物能够做到？

两大假设如下：

H1: 长生不老意味着族群的基因无法得到高效迭代，对新环境的适应能力下降，最终将导致族群灭亡。

H2: 环境的变化带来了对不断繁衍的必然需求，前数个代际的个...