That is simple and sound advice. However, the biggest issue for people like me who grew up in a low-income family is first to create yourself entirely new money mindset. A rich mindset is the only way to wealth and success.
If you save it for a rainy day, the day will always come and wash away your savings. However, by concentrating on the nurturing side of money and seeing it as a source of good, you can start exploring all the opportunities this world has to offer to gain financial freedom.