Doubt is an uneasy and dissatisfied state from which we struggle to free ourselves and pass into the state of belief while the latter is a calm and satisfactory state which we do not wish to avoid, or to change to a belief in anything else. – Charles Sanders Peirce

Taste may change, but inclination never. – Francois de La Rochefoucauld

Those who visit foreign nations, but associate only with their own country-men, change their climate, but not their customs. They see new meridians, but the same men and with heads as empty as their pockets, return home with traveled bodies, but untravelled minds. – Charles Caleb Colton