Here are some randomly selected joke topics
Success
The secret of success is sincerity. Once you can fake that
you've got it made.
Sleep
Doctor: Are you a light sleeper?
Patient: No, I always sleep in the dark.
Beer
Everyone has to believe in something
I believe I'll have another beer.
Scottish
What do Scottish owls sing?
Owld Lang Syne.
Judges
Why are judges good at tennis?
They serve in the court.
Trees
What do fir trees do when they are sad?
They pine a lot.
Giraffes
What do you get if you cross a giraffe and a dog?
An animal that likes to chase low flying aeroplanes.
Dogs
What type of dog wears a uniform and a badge?
A guard dog.
Idiot
I'm not a complete idiot, some parts are missing!