The modal verb 想
In Chinese, 想 (xiǎng) stands before a verb and expresses wanting, intending or planning to do something.
In English it is usually rendered as “want to …” or “be going to …”.
Affirmative form
Subject + 想 + verb
我想去超市
我wǒI
想xiǎngwant / be going to
去超市qù chāoshìgo to the supermarket
Here 想 expresses the wish to go to the supermarket.
Negative form
Subject + 不想 + verb
我哥哥不想休息
我哥哥wǒ gēgemy older brother
不想bù xiǎngdoes not want
休息xiūxirest
Here 不想 shows the absence of any wish to do something.