Would you lose your mind if the stock market closed for a month? I seriously doubt it unless you spend everyday looking at it. Only then will you struggle with it being closed for a month. The best thing you can do is to research your companies before you buy them and decide if they will improve your bottom line before purchasing them.
The best stock to buy is one that you will not need for the next 10+ years. Buy it and forget you bought it unless you plan to buy more of it. Otherwise buy what you know will be there in a year and you will not worry if the stock market closed for a month.
Buy stocks that will pay you monthly and you will not worry about them.
When you buy stocks that pay you to hold them. You will love seeing the dividend payments so much that you will not worry about if the stock market closed for a month. Why, because it is the companies themselves sending you the monthly payments. In the course picture above you can find and buy the 10 Forever Dividend Stocks to buy and hold. When you do this, you will rest better at night no matter if a crash happened or if the stock market closed for a month.