They breed like tribbles, but at least they’re not terrestrial.

Joe accidentally spilled his drink on Eric, Eric got up and insulted his mother, and before you know it, they were going at it.

The choice of a Riemannian manifold - roughly speaking, a differentiable manifold whose every point has a tangent space with a defined metric - means it is possible to define a differential form over it.

Lady Frederick: Oh lord, I wish I were eighteen. [She sinks into a chair, and an expression of utter weariness comes over her face.] Gerald: I say, what's up? Lady Frederick: [Starting.] I thought you'd gone. Nothing.