When the body is sad, the heart languishes. (Albert Camus)
Absolute silence leads to sadness. It is the image of death. (Jean Jacques Rousseau)
If you deliberately plan on being less than you are capable of being, then I warn you that you'll be unhappy for the rest of your life. (Abraham Maslow)
One cannot be deeply responsive to the world without being saddened very often. (Erich Fromm)
Sadness is also a kind of defence. (Ivo Andric)
Sadness is almost never anything but a form of fatigue. (Andre Gide)
There can be no rainbow without a cloud and a storm. (John Heyl Vincent)
You have to have a darkness for the dawn to come. (Harrison Ford)
Don't cry because it's over, smile because it happened. (Dr. Seuss)
Smile, even if it's a sad smile, because sadder than a sad smile is the sadness of not knowing how to smile. (Tom Gates)