Do you think it's dumb when young people make fun of older people? I do because everyone gets old and ages, you can never reverse nature's cycle and

I agree, especially now that I’m more than halfway through my years in this life. The Crone is revered for her wisdom, and I understand that now.

Although I do not agree with using the word "dumb" to mean "foolish", I agree with your sentiment. Perhaps some of the fun-making is from secretly realising and fearing one's own future.

It is not only Dumb but an offence towards Being Civilized young. Even when Oldies say or do Dumb, learn to accept quietly just coz that is their age and mindset.
Inside one may scream, at times for a while.

Yes thats Elder Abuse Bullying Seniors Thats A No

I've always felt old anyway:(

I find it very immature.

Exactly