diff --git a/README.md b/README.md
index 76d6cf22..8b90210c 100644
--- a/README.md
+++ b/README.md
@@ -216,7 +216,7 @@ You can print documentation and examples for any AeroSandbox object by using the
 
 ### Usage Details
 
-One final point to note: as we're all sensible and civilized here, **all inputs and outputs to AeroSandbox are expressed in base SI units, or derived units thereof** (e.g, m, N, kg, m/s, J, Pa).
+One final point to note: **all inputs and outputs to AeroSandbox are expressed in base SI units, or derived units thereof** (e.g., m, N, kg, m/s, J, Pa) - "an elegant unit system, for a more civilized age".
 
 The only exception to this rule is when units are explicitly noted via variable name suffix. For example: