- Prof. Goodfellow: Real education is more than just memorizing facts and figures. Real education is learning how to get along with people, and how to use your brains and abilities to do things for yourself, to contribute something to society, for your fellow man.
- Robin: [after the kids reveal they got in by Wonder Dog's digging a tunnel] Why didn't we think of that?
- [Wonder Dog grins smugly]
- Prof. Goodfellow: Do you think you can reach the mouse?
- Plastic Man: That's not the problem; I don't want to hurt the mouse.
- [last lines]
- Wendy: The table's moving by itself!
- Robin: Professor, I thought you said you turned off the G.E.E.C. for good.
- Prof. Goodfellow: But-but I did.
- Wendy: [Superman picks up the table to reveal him hiding under the tablecloth] Wonder Dog!
- Marvin: Uh, how about "Wonder G.E.E.C."?
- [everyone laughs]