Signs and symbols rule the world, not words nor laws. Confucius
From behind the Iron Curtain, there are signs that tyranny is in trouble and reminders that its structure is as brittle as its surface is hard. Dwight D. Eisenhower
All abstract sciences are nothing but the study of relations between signs. Denis Diderot
Who doesn't intend to pay, signs any contract. Sicilian Proverb
All signs are misleading. Yiddish Proverb
For smart people, signs can replace words. Arabic Proverb