All tagged little strokes fell great oaks

Little strokes fell great oaks

We are well-accustomed to the concept that if, for whatever reason, we went back in time, we would have to tread lightly and act carefully in order to prevent big, scary changes in the future because we swatted a mosquito or looked at a dog weird or whatever.  This is a concept that we are familiar with because we've seen it in films and heard it in stories for years.