Full Idea
If Popper follows Hume in abandoning induction, there is no way in which he can justify the claims that there is growth of scientific knowledge and that science is a rational activity.
Gist of Idea
Science cannot be shown to be rational if induction is rejected
Source
comment on Karl Popper (The Logic of Scientific Discovery [1934]) by W.H. Newton-Smith - The Rationality of Science III.3
Book Reference
Newton-Smith,W.H.: 'The Rationality of Science' [RKP 1981], p.52