What flows but never moves, can be deep but has no bottom, and can be wide but is not a sea?

Category: Brain · Difficulty: medium

Hint: Think about something that changes but remains constant.

Answer

A stream of ideas

Explanation

The riddle refers to the concept of time, which flows and changes but is not a physical entity.

This is a medium brain riddle — a moderate challenge for most people. The answer is A stream of ideas.

More Brain riddles

All Brain riddles · Riddles with answers · Home