Sometimes we look on life from a very practical, immediate point of view. We think in the short term and care about material issues. But we can obtain a wider perspective if we take our own well-being into account, for instance, if we see ourselves in a wider picture. There is more than one reason to learn a language. Some of those reasons are represented in this infographic. Probably it never occurred to you that learning a language can improve multitasking, the ability to do more than one thing at the same time o handle various topics simultaneously, or even that your knowledge of your own language will become better.
All this is worth considering in order to make a decision to spend your time and your money in learning Spanish. But the experience can be rewarding.