Sadness is not what we have but what we have missed.

It's sadness enough to have once been happy.

There is no greater sadness than remembering happy days past.

So much unnecessary sadness is caused by guilt.

All love ends in sadness - because death leaves one lover alone.

Sad is the person who has nothing but money.

How sad the words, "It might have been."

All passions have a touch of sadness.

To be loved and not know it - that's sad.

The tragedy is to have everything except the ability to enjoy it.

The greatest loss in life is not death - but what dies inside us while we live.

If we could not forget, we could never be free from grief.

A great sorrow will drive out a lesser one.

Who weeps for others remembers himself.

The fairest silk is stained first.

Happiness is the interval between unhappiness.

A moment of time may make us unhappy forever.

The greatest pains are those you can tell no-one.

We destroy ourselves by regret for yesterday and fear for tomorrow.

Forgetfulness helps ease our grief.

Loneliness robs us of our happiness and mocks our success.

We prefer strangers because they have not yet hurt us.

The greatest sorrows are those we cause ourselves.

From happiness to sorrow may take a moment - from sorrow to happiness may take years.

It's so sad to see beauty wasted.

How sad that bread is so dear and life is so cheap.

Misery is often the result of thinking too much.

Don't make two sorrows out of one.

If you expect nothing, you won't be disappointed.

Pain and boredom are the two main causes of unhappiness.