{{< callout warning >}}
## jQuery events
-Bootstrap detect jQuery only if `jQuery` is present in `window` object. If jQuery is found, Bootstrap will emit events thanks to jQuery event system.
-So if you want to listen Bootstrap's events you'll have to use jQuery methods (`.on`, `.one`).
+Bootstrap will detect jQuery only if `jQuery` is present in the `window` object. If jQuery is found, Bootstrap will emit events thanks to jQuery's event system.
+So if you want to listen to Bootstrap's events, you'll have to use the jQuery methods (`.on`, `.one`).
{{< highlight js >}}
$('#myTab a').on('shown.bs.tab', function () {