diff --git a/src/applications/maniphest/controller/ManiphestTaskDetailController.php b/src/applications/maniphest/controller/ManiphestTaskDetailController.php
--- a/src/applications/maniphest/controller/ManiphestTaskDetailController.php
+++ b/src/applications/maniphest/controller/ManiphestTaskDetailController.php
@@ -143,6 +143,9 @@
       ->setViewer($viewer)
       ->buildEditEngineCommentView($task);
 
+    $timeline->setQuoteRef($monogram);
+    $comment_view->setTransactionTimeline($timeline);
+
     return $this->newPage()
       ->setTitle($title)
       ->setCrumbs($crumbs)
diff --git a/src/applications/maniphest/editor/ManiphestEditEngine.php b/src/applications/maniphest/editor/ManiphestEditEngine.php
--- a/src/applications/maniphest/editor/ManiphestEditEngine.php
+++ b/src/applications/maniphest/editor/ManiphestEditEngine.php
@@ -73,7 +73,6 @@
     // - Don't show "change status" for closed tasks.
     // - Don't show "change owner" for closed tasks.
     // - Don't let users change a task status to "Duplicate".
-    // - Make sure "Quote" works.
     // - When closing an unassigned task, assign the closing user.
     // - Make sure implicit CCs on actions are working reasonably.
 
diff --git a/src/applications/paste/controller/PhabricatorPasteViewController.php b/src/applications/paste/controller/PhabricatorPasteViewController.php
--- a/src/applications/paste/controller/PhabricatorPasteViewController.php
+++ b/src/applications/paste/controller/PhabricatorPasteViewController.php
@@ -64,8 +64,9 @@
       ),
       $source_code);
 
+    $monogram = $paste->getMonogram();
     $crumbs = $this->buildApplicationCrumbs()
-      ->addTextCrumb('P'.$paste->getID(), '/P'.$paste->getID());
+      ->addTextCrumb($monogram, '/'.$monogram);
 
     $timeline = $this->buildTransactionTimeline(
       $paste,
@@ -75,6 +76,9 @@
       ->setViewer($viewer)
       ->buildEditEngineCommentView($paste);
 
+    $timeline->setQuoteRef($monogram);
+    $comment_view->setTransactionTimeline($timeline);
+
     return $this->newPage()
       ->setTitle($paste->getFullName())
       ->setCrumbs($crumbs)
diff --git a/src/applications/transactions/view/PhabricatorApplicationTransactionCommentView.php b/src/applications/transactions/view/PhabricatorApplicationTransactionCommentView.php
--- a/src/applications/transactions/view/PhabricatorApplicationTransactionCommentView.php
+++ b/src/applications/transactions/view/PhabricatorApplicationTransactionCommentView.php
@@ -23,6 +23,7 @@
   private $currentVersion;
   private $versionedDraft;
   private $editTypes;
+  private $transactionTimeline;
 
   public function setObjectPHID($object_phid) {
     $this->objectPHID = $object_phid;
@@ -110,8 +111,16 @@
     return $this->editTypes;
   }
 
-  public function render() {
+  public function setTransactionTimeline(
+    PhabricatorApplicationTransactionView $timeline) {
+
+    $timeline->setQuoteTargetID($this->getCommentID());
+
+    $this->transactionTimeline = $timeline;
+    return $this;
+  }
 
+  public function render() {
     $user = $this->getUser();
     if (!$user->isLoggedIn()) {
       $uri = id(new PhutilURI('/login/'))