Hubert Chathi: via @twitter.com/mudrd8mz, RT @twitter.com/ddmeyer: Don't waste energy trying to convince your students that math is cool, funny, hip, whatever. Instead show them how math makes them powerful.
A developed country is not a place where the poor have cars. It's where the rich use public transportation. (País desarrollado no es donde pobre tiene auto. Es donde rico usa transporte público.)