diff --git a/src/whoaremyfriends/wersindmeinefreunde.html b/src/whoaremyfriends/wersindmeinefreunde.html
index c027b67..9f35af3 100644
--- a/src/whoaremyfriends/wersindmeinefreunde.html
+++ b/src/whoaremyfriends/wersindmeinefreunde.html
@@ -15549,6 +15549,16 @@ https://www.youtube.com/watch?v=xM4kFB5AGpg
   &mdash; <span class="notranslate">Richard Heinberg, Planet of the Humans (2019)</span>
 </div>
 
+<div ol="en" class="para">
+  The greatest shortcoming of the human race
+  <br>
+  is our inability to understand the exponential function.
+  <br>
+  &mdash; <span class="notranslate"><a
+    href="https://quoteinvestigator.com/2021/02/01/understand-exponential/"
+  >Albert Bartlett - The Physics Teacher (1976)</a></span>
+</div>
+
 <!--(lang="en") too weak -->
 <div style="display:none" lang="en" ol="en" class="para">
   One of the most serious challenges to human destiny
diff --git a/src/whoaremyfriends/whoaremyfriends.html b/src/whoaremyfriends/whoaremyfriends.html
index 51e3a72..52f2791 100644
--- a/src/whoaremyfriends/whoaremyfriends.html
+++ b/src/whoaremyfriends/whoaremyfriends.html
@@ -15587,6 +15587,16 @@ https://www.youtube.com/watch?v=xM4kFB5AGpg
   &mdash; <span class="notranslate">Richard Heinberg, Planet of the Humans (2019)</span>
 </div>
 
+<div ol="en" class="para">
+  The greatest shortcoming of the human race
+  <br>
+  is our inability to understand the exponential function.
+  <br>
+  &mdash; <span class="notranslate"><a
+    href="https://quoteinvestigator.com/2021/02/01/understand-exponential/"
+  >Albert Bartlett - The Physics Teacher (1976)</a></span>
+</div>
+
 <!-- too weak -->
 <div ol="en" style="display:none" class="para">
   One of the most serious challenges to human destiny