This would be fine if you didn’t age but you do age. Good luck having anything like a secure retirement.
I bet these youngsters are trust fund kids, who never grew up. Once you have a family and a mortgage, you become more serious. But I doubt these people will; they're too busy with TikTok.
Some people think, "I'll make long-term goals once I'm married." Problem is, you need to put yourself in a work frame of mind first. Marriage is responsibility, and if you are not able to lead a focused, responsible life, stick to "quiet quitting" and a non-demanding 9-5 job.