C.N. Douglas, comp. Forty Thousand Quotations: Prose and Poetical. 1917.
Obtuseness
Obtuseness is sometimes a virtue.
Rivarol.
O ye gods! what thick encircling darkness blinds the minds of men!
Ovid.
You can reach stupidity only with a cannon ball.
H. W. Shaw.
For the greatest fool and rascal in creation there is yet a worse condition; and that is, not to know it, but to think himself a respectable man.
George MacDonald.
There are few things more singular than the blindness which, in matters of the highest importance to ourselves, often hides the truth that is plain as noon to all other eyes.
Rev. Dr. Croly.
Instead of watching the bird as it flies above our heads, we chase his shadow along the ground; and, finding we cannot grasp it, we conclude it to be nothing.
Hare.