diff --git a/resources/celerity/map.php b/resources/celerity/map.php
--- a/resources/celerity/map.php
+++ b/resources/celerity/map.php
@@ -7,7 +7,7 @@
  */
 return array(
   'names' => array(
-    'core.pkg.css' => '2fbe65a2',
+    'core.pkg.css' => '4e7e9bde',
     'core.pkg.js' => '1bcca0f3',
     'darkconsole.pkg.js' => 'e7393ebb',
     'differential.pkg.css' => '3e81ae60',
@@ -155,7 +155,7 @@
     'rsrc/css/phui/phui-spacing.css' => '042804d6',
     'rsrc/css/phui/phui-status.css' => 'd5263e49',
     'rsrc/css/phui/phui-tag-view.css' => '6bbd83e2',
-    'rsrc/css/phui/phui-timeline-view.css' => 'c3782437',
+    'rsrc/css/phui/phui-timeline-view.css' => 'bc523970',
     'rsrc/css/phui/phui-two-column-view.css' => '9fb86c85',
     'rsrc/css/phui/workboards/phui-workboard-color.css' => 'ac6fe6a7',
     'rsrc/css/phui/workboards/phui-workboard.css' => 'e6d89647',
@@ -863,7 +863,7 @@
     'phui-status-list-view-css' => 'd5263e49',
     'phui-tag-view-css' => '6bbd83e2',
     'phui-theme-css' => '027ba77e',
-    'phui-timeline-view-css' => 'c3782437',
+    'phui-timeline-view-css' => 'bc523970',
     'phui-two-column-view-css' => '9fb86c85',
     'phui-workboard-color-css' => 'ac6fe6a7',
     'phui-workboard-view-css' => 'e6d89647',
diff --git a/src/applications/paste/xaction/PhabricatorPasteLanguageTransaction.php b/src/applications/paste/xaction/PhabricatorPasteLanguageTransaction.php
--- a/src/applications/paste/xaction/PhabricatorPasteLanguageTransaction.php
+++ b/src/applications/paste/xaction/PhabricatorPasteLanguageTransaction.php
@@ -15,15 +15,19 @@
 
   public function getTitle() {
     return pht(
-      "%s updated the paste's language.",
-      $this->renderAuthor());
+      "%s updated the paste's language from %s to %s.",
+      $this->renderAuthor(),
+      $this->renderValue($this->getOldValue()),
+      $this->renderValue($this->getNewValue()));
   }
 
   public function getTitleForFeed() {
     return pht(
-      '%s updated the language for %s.',
+      '%s updated the language for %s from %s to %s.',
       $this->renderAuthor(),
-      $this->renderObject());
+      $this->renderObject(),
+      $this->renderValue($this->getOldValue()),
+      $this->renderValue($this->getNewValue()));
   }
 
 }
diff --git a/src/applications/transactions/storage/PhabricatorModularTransactionType.php b/src/applications/transactions/storage/PhabricatorModularTransactionType.php
--- a/src/applications/transactions/storage/PhabricatorModularTransactionType.php
+++ b/src/applications/transactions/storage/PhabricatorModularTransactionType.php
@@ -141,6 +141,20 @@
     return $display;
   }
 
+  final protected function renderValue($value) {
+    $rendering_target = $this->getStorage()->getRenderingTarget();
+    if ($rendering_target == PhabricatorApplicationTransaction::TARGET_TEXT) {
+      return sprintf('"%s"', $value);
+    }
+
+    return phutil_tag(
+      'span',
+      array(
+        'class' => 'phui-timeline-value',
+      ),
+      $value);
+  }
+
   final protected function newError($title, $message, $xaction = null) {
     return new PhabricatorApplicationTransactionValidationError(
       $this->getTransactionTypeConstant(),
diff --git a/webroot/rsrc/css/phui/phui-timeline-view.css b/webroot/rsrc/css/phui/phui-timeline-view.css
--- a/webroot/rsrc/css/phui/phui-timeline-view.css
+++ b/webroot/rsrc/css/phui/phui-timeline-view.css
@@ -256,6 +256,11 @@
   color: {$lightgreytext};
 }
 
+.phui-timeline-title .phui-timeline-value {
+  font-style: italic;
+  color: black;
+}
+
 .device-desktop .phui-timeline-extra {
   float: right;
 }