| Link | Quote | Stars | Tags | Author |
| 6cefa75 | Those who promise us paradise on earth never produced anything but a hell. | Karl Popper | ||
| 150ae6d | Good tests kill flawed theories; we remain alive to guess again. | Karl Popper | ||
| 3840d9e | non-reproducible single occurrences are of no significance to science. | Karl Popper | ||
| 0617648 | Science must begin with myths, and with the criticism of myths. | Karl Popper | ||
| 05ed125 | Darwinism is not a testable scientific theory, but a metaphysical research program. | Karl Popper | ||
| d71c502 | All things living are in search of a better world. | Karl Popper |