Sir Karl Raimund Popper, proclaimed as one of the greatest philosophers of his era, is known for his bold hypothesis, critical rationalism and falsification. This Austrian- British philosopher was renowned for his evolutionary trial and error view of the growth of knowledge. He raised several eyebrows with his theory of Active Darwinism and the paradox of tolerance. In the field of politics, he was famous for his potent fortification of liberal democracy and its principles. He played a key role in the development of philosophy of science as an independent branch of study. Popper received fellowship from esteemed institutes such as London School of Economics, Cambridge, Royal Society and King's College London. He was knighted by Queen Elizabeth II and received the Humanist Laureate Award from the International Academy of Humanism. He described science as an art of systematic over simplification. We have collected Popper’s quotes from his theories, journals, publications, views etc. Here is a collection of enlightening quotes from one the greatest philosophers to have lived in contemporary history.