Many people are anxious to get to know you.
--From a fortune cookie, just before the start of fall quarter.

Anything can be a math problem.
For some examples, see Math Curse by Jon Scieszka and Lane Smith (Viking, 1995).

Mathematics makes the invisible visible.
--Keith Devlin (Explanation)

The bad teacher strives to turn the conceptual into the procedural, while the good teacher strives to turn the procedural into the conceptual
--Mark Saul