You can't make an omelette without breaking eggs. (English proverb). We do not inherit the world from our ancestors; we borrow it from our children..
International Sister Cities Day 2017 is on Sunday, March 26, 2017: When exactly is sweetest day? Sunday, March 26, 2017 is International Sister Cities Day 2017. Sweetest Day is an observance celebrated primarily in the Great Lakes region and parts of the Northeast United States on the third Saturday in October[1].
Siblings Day (sometimes called National Siblings Day) is a holiday recognized annually in Europe and United States on September 25, honoring the relationships of siblings. Unlike Mother's Day and Father's Day, it is not federally recognized, though the Siblings Day Foundation is working to change this.