make yourself so busy, so disciplined, so determined that you don't have time to know what's happening in other people's lives, making pointless comparisons, or irrational opinions. stay focused and devoted to yourself.
I see men like them and then wonder what have I done in life? In front of their achievements and their sacrifices, we civilians have achieved nothing .
Uncommon advice: If you don't know what to pursue in life right now. Pursue yourself. Pursue becoming the healthiest, happiest, most healed, most present, most confident version of yourself. Then the right path will reveal itself.