As you know original phrase says: "Money Won't Make You Happy"
But as we are on the crypto platform steemit Bitcoin reference more relevant to us.

This quote and goes back in past, so by trying to find origins of it - you left out of luck.
Quote famous quotation with continuatuion below:

Zig Ziglar was a motivational speaker and author for topics related to business, sales, success, and happiness.
There are also a lot of studies that support this opinion here and articles.

It's true! I can understand it and agree!...

It true that it won't make it happy everyone - but let's dive deeper into the question.
Money gives you freedom! Money gives you choice! Money gives responsibilities!

I want you to pause for a short minute and think about it.
Things that money brings - will require constant brain power and stimulation, need to act, foresee, deal with people and uncomfortable situation.
Constant action and decision-making are the daily lives of rich and powerful.

Not everyone ready and willing to be free!

Let's face it - Not everyone ready to take action and control their lives.

That why so many stories of lottery winners that wish they never won millions and even hundreds of millions of dollars.
As 17 years old Jane Park scooped £1 million lottery winner says: 'My life would be so much easier if I hadn't won'.

There's also another side.
If you, as me, think that freedom, freedom of choice, freedom to pick a ​country fora ​ living, freedom of working on what interest you, freedom to travel, freedom to talk to people, freedom to make decisions.
If that's what drives you -
I want you to ​keep pursuing your dreams and work your a** off to get to money that you need, not for sake of money or to buy more expensive toys, but to have freedom

Conclusion: Money Won't Make Everyone Happy! But it will make you happier - if you like freedom!

Don't pursue having more money! Pursue having more freedom!

Sources: pic 1, pic 2