Happiness does not come from doing easy work but from the afterglow of satisfaction that comes after the achievement of a difficult task that demanded our best.

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

Be more dedicated to making solid achievements than in running after swift but synthetic happiness.

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

Love is when the other person's happiness is more important than your own.

Happiness is not an ideal of reason, but of imagination.

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

Some cause happiness wherever they go others whenever they go.

An effort made for the happiness of others lifts above ourselves.

The true secret of happiness lies in taking a genuine interest in all the details of daily life.