
As a rule of thumb, your happiness will adjust back to anything that is stable and certain like your income, the size of your house, or the quality of your TV. These things do not change day to day so you can expect your happiness level to fade.
er, a higher income …mate our tendency to return to a baseline level of happiness over time — this tendency is known as “hedonic adaptation.” Despite thinking we’ll live happily ever after, a higher income or a bigger house doesn’t make us happier for very long.