I wear you down, yet you'll mourn me once I fly. You can kill me, but I will never die. What am I?

Answer: Time.

More Medium Riddles with answers

More Medium Riddles

I welcome the day with a show of light, I steathily came here in the night. I bathe the earthy stuff at dawn, But by the noon, alas! I'm gone. What am I?
I went to city OZ on the way I saw four women, with four bags, who have four kittens. Each women had two children with her. How many people went to city OZ? (count correctly)
I wiggled and cannot see, sometimes underground and sometimes on a tree. I really don't want to be on a hook, and I become a person when combined with a book. What am I?
I'm a weight on your shoulders and only bring you down. My only weakness is above you. What am I?
I'm a word meaning eating well, but when one letter goes missing I mean starvation. What am I?
I'm blue at day and black at night; I do contain some creatures born and died. What am I?
I'm by nature solitary, scarred by spear and wounded by sword, weary of battle. I frequently see the face of war, and fight hateful enemies; yet I hold no hope of help being brought to me in the battle, before I'm eventually done to death. In the stronghold of the city sharp-edged swords, skilfully forged in the flame by smiths, bite deeply into me. I can but await a more fearsome encounter; it is not for me to discover in the city any of those doctors who heal grievous wounds with roots and herbs. The scars from sword wounds gape wider and wider; death blows are dealt to me by day and by night. What am I?
I'm clean when I'm black, Dirty when white; Get too close, And you might sneeze. What am I?
I'm done to the chief, And to the king too; A liquid formed to stone, I can hit and hurt you. What am I?
I'm far away from you, but I still shine bright. I sleep at day, I wake up by night. I stay by the moon, but never get close to it. What am I?
I'm first found in caves, now prolific online; I'm a depiction, a drawing, a symbol, or sign. I'll convey whichever mood you could wish; or for that matter, a fist, flask, or fish. What am I?
I'm first on earth, second in heaven, I appear twice in a week, and once in a year, I'm in the middle of the Sea. What am I?