C.N. Douglas, comp. Forty Thousand Quotations: Prose and Poetical. 1917.
Stubbornness
A stubborn mind conduces as little to wisdom or even to knowledge as a stubborn temper to happiness.
Southey.
The man who can be compelled knows not how to die.
Seneca.
The self-educated are marked by stubborn peculiarities.
Disraeli.
Man’s worst ill is stubbornness of heart.
Sophocles.
Mules and human jackasses are proverbially stubborn.
Haliburton.
If men were stubborn just in proportion as they were right, stubbornness would take her seat among the virtues; but men are generally stubborn just in proportion as they are ignorant and wrong.
H. W. Shaw.