I can usually only convince a small fraction of the students. The rest know in their hearts that their grade-eight teacher, say, or their mummy was actually right and that you are just a contrarian who is attempting to destroy the established order. The damage is done, the mind is frozen, and the pre-pubescent dogma lasts a lifetime. Alistair B. Fraser. Reinforcement is more effective than Punishment .
Sound travels better through solids and liquids than through air.
This brings you to the end of the common sense pages. I hope they have been interesting and informative.