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… — bird, flower, tree — beautiful beyond all words, if there had been a soul with whom to share it. Beauty is meaningless until it is shared.”
“If there is one man to whom I do feel myself inferior, it is a coal-miner.”
The problem with side-effects is that keeping track of the global state is cumbersome and error-prone. You’ll never know whether a variable still has the value it had before. You may ha…