That life is so ephemeral makes it meaningless. That life is so ephemeral makes it meaningful. Which?
It’s a good practice to learn how to do without. Particularly things that become a habit. TV, Facebook, Youtubes, cell phones, coffee, etc. Periodically just do without them for a while. Cut that dependence so that you know that you can, so that you know you are not a slave to these non-essentials — you control them, they don’t control you.
Find your dream and pursue it. If you don’t have a destination, no wind is a fair wind.
Try to improve yourself every day with small changes. You will be totally transformed in a year.
Do you frequently experience ataraxia during the day? If not, you are letting life slip by.
Don’t be in a hurry. Don’t be in such a rush. Slow it down. Particularly when doing tasks that you don’t want to do. Do those carefully in a more deliberate manner.