“Confessions” were semi-jocular questionaires that were very popular in Victorian England, and filling them out a common passtime in many families, including Marx’s.
Your favorite virtue … Simplicity
Your favorite virtue in man … Strength
Your favorite virtue in woman … Weakness
Your chief characteristic … Singleness of purpose
Your idea of happiness … To fight
Your idea of misery … Submission
The vice you excuse most … Gullibility
The vice you detest most … Servility
Your aversion … Martin Tupper
Favorite occupation … Book-worming
Favorite poet … Shakespeare, Aeschylus, Goethe
Favorite prose-writer … Diderot
Favorite hero … Spartacus, Kepler
Favorite heroine … Gretchen (Heroine of Goethe’s Faust)
Favorite flower … Daphne
Favorite colour … Red
Favorite name … Laura, Jenny
Favorite dish … Fish
Favorite maxim … Nihil humani a me alienum puto (Nothing human is alien to me)
Favorite motto … De omnibus dubitandum (Everything must be doubted)
(Source: marxists.org)