It is equally important to investigate wellness as it is to study misery.

The practice of gratitude is incompatible with negative emotions and may actually diminish or deter such feelings as anger, bitterness, and greed.

Write down your barrier thoughts, and then consider ways to reinterpret the situation. In the process, ask yourself questions like... What else could this situation or experience mean? Can anything good come from it? Does it present any opportunities for me? What lessons can I learn and apply to the future? Did I develop any strengths as a result?

Forgiving people are less likely to be hateful, depressed, hostile, anxious, angry, and neurotic.

If we observe genuinely happy people, we shall find that they do not just sit around being contented. They make things happen. They pursue new understandings, seek new achievements, and control their thoughts and feelings. In sum, our intentional, effortful activities have a powerful effect on how happy we are, over and above the effects of our set points and the circumstances in which we find themselves. If an unhappy person wants to experience interest, enthusiasm, contentment, peace, and joy, he or she can make it happen by learning the habits of a happy person.

...The more a person is inclined to gratitude, the less likely he or she is to be depressed, anxious, lonely, envious, or neurotic.

If you're not happy today, then you won't be happy tomorrow unless you take things into your own hands and take action.