You know it's love when all you want is that person to be happy, even if you're not part of their happiness.

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

Happiness doesn't depend on any external conditions, it is governed by our mental attitude.

Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.

Never make friends with people who are above or below you in status. Such friendships will never give you any happiness.

Happiness is beneficial for the body, but it is grief that develops the powers of the mind.

There is only one happiness in this life, to love and be loved.

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

The word 'happiness' would lose its meaning if it were not balanced by sadness.

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