Every calamity is a spur and valuable hint.
Ralph Waldo Emerson (1803-1882) U.S. poet, essayist and lecturer.
Calamity is virtue's opportunity.
Seneca (4 BC-65) Roman philosopher and playwright.
Calamities are of two kinds: misfortune to ourselves, and good fortune to others.
Ambrose Bierce (1842-1914) American newspaperman and short-story writer.
Do not accustom yourself to consider debt only as an inconvenience. You will find it a calamity.
Samuel Johnson (1709-1784) British author.