"It is easier to write a book with footnotes than the same book written so that children can understand it.
A teacher who cannot explain any abstract subject to a child does not himself thoroughly understand his subject; if he does not attempt to break down his knowledge to fit the child's mind, he does not understand teaching.
Photo by Ákos Szabó
Photo by Ian Turnell
A teacher who cannot explain any abstract subject to a child does not himself thoroughly understand ...
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