Worry never robs tomorrow of its sorrow, it only saps today of its joy.

Leo Buscaglia

Don't grieve. Anything you lose comes round in another form.

Rumi

To have felt too much is to end in feeling nothing.

Dorothy Thompson

Heavy hearts, like heavy clouds in the sky, are best relieved by the letting of a little water.

Christopher Morley

Tears come from the heart and not from the brain.

Leonardo da Vinci

Make the most of your regrets; never smother your sorrow, but tend and cherish it till it comes to have a separate and integral interest. To regret deeply is to live afresh.

Henry David Thoreau

Our sweetest songs are those that tell of saddest thought.

Percy Bysshe Shelley

Every man has his secret sorrows which the world knows not; and often times we call a man cold when he is only sad.

Henry Wadsworth Longfellow

Nothing is more sad than the death of an illusion.

Arthur Koestler

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

Carl Jung

The walls we build around us to keep sadness out also keeps out the joy.

Jim Rohn

Every life has a measure of sorrow, and sometimes this is what awakens us.

Steven Tyler