invisible things that are visible

often invisible things can make or break visible things. case 1:timezones some arbitrary lines drawn on map, applied by some serious bodies of people and all the sudden: there are such things are timezones. it used to baffle my head: what do you mean we are at a different time? like birthday, the either end of the opposing time zones are.. rather similar! looking outside of the plane window as a child, hoping to see the international date line was one of the most exciting and futile thing i ever did. whenever im involved with others who are a bit far away, i am baffled that though we are experiencing things simultaneously, we do not belong in the same timezone. case 2: human connections it's not as if we are always connected with something physical. things such as spiderwebs are always connected from one point to another in rather simple manner. this corner to another. than with applied gravity, it makes a beautiful curve. sometimes the curves are too small to be appreciated from h...