1B Fluid Dynamics
"We are not going to do anything new. Everything has already been done by Newton."
[Running out of space for a long line of working] "I'm sorry, I can go beyond my slide, but I don't know how you're going to do that."
"Bernoulli's streamline theorem is quite controversial."
"We'll neglect pretty much everything we can."
(Discussing flow in a river, allegedly) "I still have a solid flat bottom, but I now have a gentle bump"