diff --git a/README.md b/README.md
index ede0083..503953e 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,20 @@ This is my main site.
 The site publishes articles, useful information and notes.
 Also, the site serves as a hosting of free and personal images.
 
+Principles of site development:
+
+* Lightness and minimalism.
+The site is designed to store information, it's not a heavy application;
+
+* Maximum cross-platform.
+Information should be read from any device and software;
+
+* Focusing on content perception.
+Only useful information, nothing superfluous;
+
+* No JS on the site.
+The site should be completely safe for the user;
+
 ## Development
 
 To start a local server for development, you need: