TeX has reasonable defaults, but it is not all-knowing. A typist who cares about the spacing of his document must memorize TeX's period-spacing rules and caref

TeX has reasonable defaults, but it is not all-knowing. A typist who cares about the spacing of his document must memorize TeX's period-spacing rules and carefully annotate the exceptions -- which includes both errors of too much and too little space: http://john.regehr.org/latex/#little http://john.regehr.org/latex/#little