made language a little more professional

docs/source/brain.rst

@@ -1815,9 +1815,8 @@ cleaning the dataset with
 :meth:`no_leaks_view() <fiftyone.brain.internal.core.leaky_splits.LeakySplitsIndex.no_leaks_view>`
 or tagging them for the future with
 :meth:`tag_leaks() <fiftyone.brain.internal.core.leaky_splits.LeakySplitsIndex.tag_leaks>`.
-Besides this, a view with all leaks is returned. This is not only visually
-appealing and fun to look at, but can also give you an insight into the
-source of the leaks in your dataset.
+Besides this, a view with all leaks is returned. Visualization of this view
+can give you an insight into the source of the leaks in your dataset.
 
 **What to expect**: Leakyness find leaks by embedding samples with a powerful
 model and finding very close samples in different splits in this space. Large,