手相学

zài mǒu gè jiē duàn rén men yì shí dào měi gè shǒu de zhǎng wén shì bù tóng de yú shì kāi shǐ le shǒu xiàng xué

在某个阶段，人们意识到每个手的掌纹是不同的，于是开始了手相学。

At some stage people realized that every hand is different, and from this discovery palmistry began.