Those unable to catalog the past are doomed to repeat it.

The sea is nothing but a library of all the tears in history.

Sunny held Kit, and Violet held Klaus, and for a minute the four castaways did nothing but weep, letting their tears run down their faces and into the sea, which some have said is nothing but a library of all tears in history.

The moral of World War I is 'Never assassinate Archduke Ferdinand.