“Boredom is the conviction that you can't change ... the shriek of unused capacities.”
“Enjoyment appears at the boundary between boredom and anxiety, when the challenges are just balanced with the person's capacity to act.”
“The aim of totalitarian education has never been to instill convictions but to destroy the capacity to form any.”
“It is the duty of every citizen according to his best capacities to give validity to his convictions in political affairs.”
“A friend will not try to change your convictions.”
“If you can't change your mind, you can't change anything.”