There is nothing in this world which could be assured that it could last forever. Maybe today people could have kind of great job with great salary as well. However, people could not predict that they could maintain this achievement forever. Sometimes people have to meet kind of bad thing in their life time which makes their situation turn aside.
And people have to use their mind to think about their protection in the future when everything is not run well. And there is nothing better choice for this kind of protection unless investment for sure.
Maybe there are many people who think that they are still young and they could use their current salary for everything they want without having to worry about their future life after all.
Of course it will not be kind of wise decision because there is no doubt that it will better if people consider about investment as soon as possible. There are some kinds of investment which could have kind of great raising value after certain long time after all.
If they really want to have comfortable life in the future without worrying about lack of money, they should add the investment sector in their regular financial plan for sure.