Fortune teller (quite rude)

[rebbonk]

A man goes to see a fortune teller to discover his fate. The fortune teller studies his hand for a few minutes.

"You've been masturbating," she informs him.

'Wow you're good," the man replies,impressed. "Can you tell me about my future?"

The fortune teller looks closely at his face and says

Spoiler:

'You'll be doing it for a long time!"