"A man is not hurt so much by what happens, as by his opinion of what happens.

Stubborn and ardent clinging to one's opinion is the best proof of stupidity.
Stubborn and ardent clinging to one's opinion is the best proof of stupidity.
Stubborn and ardent clinging to one's opinion is the best proof of stupidity.
Stubborn and ardent clinging to one's opinion is the best proof of stupidity.