# cowsay > Generate an ASCII character (by default a cow) saying or thinking something. > More information: . - Print an ASCII cow saying "Hello world": `cowsay "Hello world"` - Read text from stdin for the balloon: `echo "Hello" | cowsay` - List all available characters: `cowsay -l` - Print an ASCII dragon saying "Hello": `cowsay -f dragon "Hello"` - Print a stoned thinking ASCII cow: `cowthink -s "I'm just a cow, not a great thinker..."`