spending to meet basic needs is a very important thing to pay attention to and if it has been fulfilled then saving is something that must be done regardless of how much income you get per month and if expenses are higher or just barely with your income then you can't be silent, you have to get out of it and look for additional income to be able to save.
saving is very important for future life and if someone knows the benefits of saving then he will do anything to be able to fulfill it, the important thing is there is a desire to save then it won't be difficult.
We have to try to apply for new jobs to earn extra income when we are still productive for any job, we have to take advantage of our young age to work hard for savings needs because when we are old we are no longer able to work and have to rest a lot to maintain our health. Many people do not prepare themselves for old age so that financial management is not organized because they have to work hard at old age.
The prevailing pattern of society is that middle income people save more. And for exactly the opposite reason, low and high income people save relatively less. High income people have high consumption and investment rates, so savings are low, and low income people face a challenge in daily living. But you are right, no one can work in old age they need rest. That is why it is important to save something for the future at a young age which will provide security in old age.
You need to find those ways to achieve your goals it is important to seek for more possible earning generating side jobs, though from how you percept the possibility middle-income people are also good in balancing their expenses, with good control of their spending they can manage to save more compared with low and high-income people, using that same argument,
With high income, the maintenance of their expenses is most of the time level to how they earned and same deal with low income. They are stuck with what they've got and it will just repeat the cycle of life for them.