I'd argue that this is like saying "not sharpening the saw, but cutting wood makes you a better lumberjack" For example, learning sorting by doing is a waste o

I'd argue that this is like saying "not sharpening the saw, but cutting wood makes you a better lumberjack" For example, learning sorting by doing is a waste of time, it will take you years to "experiment" yourself into quicksort. Learning and applying what you learned is the key.