diff --git a/script.js b/script.js
index 3c718e5..26b631d 100644
--- a/script.js
+++ b/script.js
@@ -9,6 +9,8 @@ function toggleComments() {
 	}	else {
 		label.textContent = 'Hide comments';
 	}
+
+	showReadMore();
 }
 
 function inject() {
@@ -31,6 +33,19 @@ function addButton() {
 	document.getElementById('toggle-comments').addEventListener('click', toggleComments);
 }
 
+function showReadMore() {
+	showReadMore = function() {}; // Become a no-op after executing.
+
+	const maxHeight = 65;
+	const commentContents = document.getElementsByClassName('comment-renderer-text-content');
+
+	for (var comment of commentContents) {
+		if (comment.scrollHeight > maxHeight) {
+			comment.nextElementSibling.classList.remove('hid');
+		}
+	};
+}
+
 (function () {
 	document.addEventListener('DOMContentLoaded', inject); // Static navigation (i.e. initial page load)
 	document.addEventListener('spfdone', inject); // Dynamic navigation (i.e. subsequent page loads)