Everyone reading this: Tomorrow isn't promised to you. Around 6,815 people die in America every day. How do you know that this isn't your day? People that die because of accidents thought they had tomorrow promised. Don't waste your life because of ancient superstitions. If you survive to be 80 you will have lived 700,800 hours. That's it.
If you are 20 your life is 1/4 over already.