How many graduate students does it take to change a lightbulb?

Only one, but it takes nine years.

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Lightbulb Jokes More Lightbulb Jokes

How many leftists does it take to change a lightbulb?

8,000 to protest against the broken lightbulb but 0 to realize it won't change anything.

How many teenage girls does it take to screw..... in a lightbulb?

Just one to hold it up as the whole world revolves around her.

Change Jokes More Change Jokes

How many tweakers does it take to change a lightbulb?

Who wants to know

What's black and steals your change?

Vending machines.

Year Jokes More Year Jokes

What do men and tile floors have in common?

if you lay them right the first time, you can walk all over them for years.

Why do people keep asking me what I'm going to be doing in three years?

I don't have 2020 vision.

Graduate Student Jokes More Graduate Student Jokes

How many graduate students does it take to change a lightbulb?

Only one, but it takes nine years.

How many graduate students does it take to change a light bulb?

A: Only one but it may take him/her more than five years to do it.