Here are some randomly selected joke topics beginning with the letter 'T'
The gutter
Where do old bowling balls end up?
In the gutter.
The house
Why was Samson so popular?
He brought the house down.
The future
Patient: Doctor, doctor I keep thinking that I can see into the future.
Doctor: And when did this happen?
Patient: Next Wednesday.
The future
The future isn't what it used to be.