Never mind your happiness; do your duty.
Sentiment: POSITIVE
Seek happiness for its own sake, and you will not find it; seek for duty, and happiness will follow as the shadow comes with the sunshine.
Just do what must be done. This may not be happiness, but it is greatness.
Happiness is a by-product. You cannot pursue it by itself.
Happiness just doesn't happen. You have to force yourself.
See to do good, and you will find that happiness will run after you.
Remember that happiness is as contagious as gloom. It should be the first duty of those who are happy to let others know of their gladness.
If you want to be happy for life, love what you do.
Happiness is the only thing worth fighting for in your life.
The happiness of your life depends upon the quality of your thoughts: therefore, guard accordingly, and take care that you entertain no notions unsuitable to virtue and reasonable nature.
Happiness is the natural flower of duty.