Happiness (n.) is a habit and so must be cultivated.
Happiness (n.) depends less on what befalls one than the way in which one takes it.
Happiness (n.) is a habit, which, as such, requires cultivation
Happiness (n.) is a mental state compounded of wine, women and tobacco.
Happiness (n.) is a postprandial state of mind, which is most often a presage of acute gastritis.
Happiness (n.) is merely the remission of pain.
Happiness (n.) might have happened yesterday, but which will never happen tomorrow.
Happiness (n.) is a habit—cultivate it.
Happiness (n.) is a loving-cup, the bottom of which is like a sieve.
Happiness (n.) is forgetting self in useful effort.
Happiness (n.) is the exploitation and final triumph of an instinct in the individual that society has branded as wicked or dangerous.