What Are Your Favorite Science One-Liners and Quotes?

[Mattara]

What is your favourite Science One-liners and Quotes? Do you have some funny/interesting ones?

Mine is:

"In the world of science, no one can hear you scream"

 

[Curious3141]

Let's see :

1) Seen on a T-shirt in Real Genius (I think) : "What part of (the Navier-Stokes equation in full triple integral glory) don't you understand ?!"

2) Ghostbusters : too many quotes, but here's one :
"Back off man, I'm a scientist !"

3) The Simpsons : (when Lisa builds a perpetual motion machine) Homer :"In this house, we obey the laws of Thermodynamics !"

 

[Mk]

Back off man, I'm a scientist !

Oh I like that one.

 

[robphy]

http://www.sciencecartoonsplus.com/miracle.gif

 

[Physics is Phun]

Seen written on a dormroom door whiteboard

"Heisenberg MAY have slept here"

 

[Pengwuino]

3) The Simpsons : (when Lisa builds a perpetual motion machine) Homer :"In this house, we obey the laws of Thermodynamics !"

I cracked up when i heard that one!

 

[QuantumDefect]

Physicists do it in superpositions with explicit free-body diagrams.

 

[bomba923]

Professor to aspiring female math student:

"HEY! How would YOU like to integrate my NATURAL LOG!?"

(the student: **)