Do not allow your dreams of a beautiful world to lure you away from the claims of men who suffer here and now. Conjectures and Refutations: The Growth of Scientific Knowledge (1963)
I disbelieve in specialization and... experts. ...[P]aying too much respect to the specialist ...[is] destroying the commonwealth of learning, the rationalist tradition, and science ... Realism and the Aim of Science (1983)