Happiness is a hard master, particularly other people's happiness.
I do believe that if you haven't learnt about sadness, you cannot appreciate happiness.
Where fear is, happiness is not.
Friendship improves happiness and abates misery, by the doubling of our joy and the dividing of our grief.
To be perfectly happy it does not suffice to possess happiness, it is necessary to have deserved it.
How to gain, how to keep, how to recover happiness is in fact for most men at all times the secret motive of all they do, and of all they are willing to endure.
Procrastination is one of the most common and deadliest of diseases and its toll on success and happiness is heavy.
If all our happiness is bound up entirely in our personal circumstances it is difficult not to demand of life more than it has to give.
Morality is not the doctrine of how we may make ourselves happy, but how we may make ourselves worthy of happiness.
One test of the correctness of educational procedure is the happiness of the child.