Kerodon

$\Newextarrow{\xRightarrow}{5,5}{0x21D2}$ $\newcommand\empty{}$
$\Newextarrow{\xhookrightarrow}{10,10}{0x21AA}$

Question 8.5.0.4. Given an $\infty $-category $\operatorname{\mathcal{C}}$ and an object $X \in \operatorname{\mathcal{C}}$, how can one classify the retracts of $X$?