Update sayings.js

Author: marsen

themes/landscape/source/js/sayings.js

@@ -52,5 +52,6 @@ const sayings = [
   "幸福的祕密，就是去欣賞世界上所有的奇特景觀，但不要忘了湯匙裡的油。 --- 牧羊少年奇幻之旅",
   "你人生的快樂取決於你思想的品質 --- Marcus Aurelius",
   "我們在想像中受的苦比在現實中還多 --- Lucius Annaeus Seneca minor",
-  "He who can, does. He who cannot, teaches"
-]
+  "He who can, does. He who cannot, teaches",
+  "На свете счастья нет, но есть покой и воля. --- Александр Пушкин(世上沒有幸福，但有寧靜和自由。 --- 普希金) "
+]