Philosophy Quotes

"Every tool we use to think with simultaneously enables and constrains what we can think."

"The more we examine the mental operations that are identical in the child and the adult, the more we are struck by the differences in articulation."

"Morality develops through stages, just as cognitive abilities do."

"Reality is not fixed; it is constructed through our interactions with it."

"Logical necessity is not an external constraint but an internal coherence of thought."

"To think formally is to engage in propositional logic and to consider all possible combinations."

"The child attributes life to things that move, a reasonable inference from limited experience."

"Number is not a property of objects but a logical invention of the mind."

"Social-conventional knowledge is transmitted by the culture and cannot be invented by the individual."

"The child's morality evolves from heteronomous to autonomous as he develops."

"Moral development requires social interaction and the opportunity to consider others' perspectives."

"Heredity and environment are not separate forces but interact continuously in development."

"Ultimately, man should not ask what the meaning of his life is, but rather must recognize that it is he who is asked."

"Being human always points, and in fact always must point, to something, or someone, other than itself."

"A man's concern, even his despair, over the worthwhileness of life is an existential distress but by no means a mental disease."

"Life's meaning changes but never ceases to be."

"The search for meaning is the search for authenticity."

"The will to meaning can never be forced; it can only be invoked."

"The innermost core of man's nature, the deepest layers of his personality, the base of his 'animal nature' is positive in character."

"One's philosophy is not best expressed in words; it is expressed in the choices one makes."

"The conversation about attachment is really a conversation about being human."

"The infant observes and learns: the world is either trustworthy or it is not."

"The development of self begins with the recognition of other."

"The quality of early care is not merely psychological; it is existential."

"The secure base is not a place but a presence."

"The infant's world is a world of relationships or it is no world at all."

"The infant's attachment to the caregiver is not primitive but profoundly wise."

"Attachment is the bridge between biology and biography."

"One's own growth is the only moral purpose"

"The great traditions of mankind are repeating and reinforcing mankind's deepest truths"