Answer:
There is one word that stands the test of time and holds fast to the center of everything. Though everyone will try at least once in their life to move around this word, but in fact, unknowingly, they use it every moment of the day. Young or old, awake or in sleep, human or animal, this word stands fast. It belongs to everyone, to all living things, but no one can master it. The word is?
A man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?
Salty water everywhere but not sea in sight.
Many hear me, but no one sees me, and I only speak when spoken to
Lives without a body, hears without ears, speaks without a mouth, to which the air alone gives birth. What is it?
What language does a billboard speak?