Mathematics is the Queen of the Sciences, and Arithmetic is the the Queen of Mathematics.
Some personal information.
Some notes and jottings.
Find your ancestors.
Some books. Look at this website if you do not know what to read.
An advice page.
That’s why I like mathoverflow.
A page consisting of many books on $p$-adic Hodge theory.
A link with good comments.
An advice page written in Chinese.