Difficult

Has no feet, but travels far. Is literate, but not a scholar. Has no mouth, yet clearly speaks.

related riddles

A man is pushing his car along the road when he comes to a hotel. He shouts, "I'm bankrupt!" Why?

Do you know what you can hold without ever touching it?

Looks like water, but it's heat. Sits on sand, lays on concrete. A play on the eyes, but it's all lies.