Effort is the one strictly undervalued and original contribution we make to this world.
William JamesWhen two minds of a high order, interested in kindred subjects, come together, their conversation is chiefly remarkable for the summariness of its allusions and the rapidity of its transitions. Before one of them is half through a sentence the other knows his meaning and replies. ... His mental lungs breathe more deeply, in an atmosphere more broad and vast.
William JamesWe forget that every good that is worth possessing must be paid for in strokes of daily effort.
William James