Winning big in a lottery can bring you happiness for a short period of time, but surely not for the rest of your life. It's an illusion that millions of USD can guarantee your happiness, and to see why, go and read some life stories of very rich people. You'll see that most of them are far from being happy, and there are chances of them never having such great times as you have had with your relatives or friends. I really wish you to win one day, but please don't be sorry if you won't. There are countless things in life that are not less exciting than winning a lottery jackpot. Find them and enjoy.

Also, maybe read the article from the link below, it can be helpful:

https://www.lotterycritic.com/news/lottery-winners/the-5-most-tragic-lottery-winners/