Yeah right, if you play well with your money and have that savings and investments, it will save you or keep you from barrowing in case that there's emergency that take place, you can use what you save and not bother anyone if you have some financial needs, it's true that everyone can also look at it as good way preventing you from over exceeding with your income, a wise man always find ways to make sure that the money they've got will actually works for them.
Savings is good for emergency purposes but if you are Saving you can even split the money into two so that you can invest one part and then keep the other part for when you need money to attend to one or two emergency that way you can avoid borrowing. Because consistently borrowing money for emergency always is not advisable. Some people are still finding it very difficult to save for some various reasons so are use to spending on unnecessary things. You have to learn to remove your eyes from so many things. And sometimes luxury brings destruction because you will always want to get everything.
The better we start measuring money the better because if things is not the same anymore now expenses have increased because of inflation so we just have to find ways to increase how we make money and also reduce the way we spend that is the most important thing because if you don't learn to manage money you will always find your self in financial crisis.
Reducing unneccessarry expenses will helps to save money plus finding additiona source of income and save up helps you avoiding barrowing money, for sure those who knew how to balance their finances will be able to save money and they've got some extra to invest, same with that you mentioned it's better to split your savings, part of it for your investment and the other part is for your savings in case there's emergency you have money to use and not to find yourself barrowing and add it up to your problem as most of the time if you earn fixed income it's really tough to adds additional expense.