Ji He

[Ji He @jiheusa]

@ArsenBadib40287 @CuriosityonX Taking the wisdom on the earth, a day is defined as a complete round of spinning of the planet itself and a year is defined as a complete round of circling of the planet around the sun.

[Ji He @jiheusa]

@pickover None will fall. According to the picture, the strings are not between the scissors' blades, and hence when the hands squeeze the scissors' handles, the scissors cut the air, not the strings.