"Behind every sweet smile, there is a bitter sadness that no one can ever see and..."

"You cannot protect yourself from sadness without protecting yourself from happin..."

"The word "happy" would lose its meaning if it were not balanced by sadness."

"Breathing is hard. When you cry so much, it makes you realize that breathing is..."

"The good times of today are the sad thoughts of tomorrow."

"Sadness flies away on the wings of time."

"It is sad not to love, but it is much sadder not to be able to love."

"Even a happy life cannot be without a measure of darkness, and the word happy wo..."