Happiness is when what you think, what you say, and what you do are in harmony.

Life does not agree with philosophy: There is no happiness that is not idleness, and only what is useless is pleasurable.

To find out what one is fitted to do, and to secure an opportunity to do it, is the key to happiness.

Satisfaction of one's curiosity is one of the greatest sources of happiness in life.

Friendship improves happiness and abates misery, by the doubling of our joy and the dividing of our grief.

It is not how much we have, but how much we enjoy, that makes happiness.

Be happy for this moment. This moment is your life.

Do not speak of your happiness to one less fortunate than yourself.

I do believe that if you haven't learnt about sadness, you cannot appreciate happiness.

Morality is not the doctrine of how we may make ourselves happy, but how we may make ourselves worthy of happiness.