“The only source of knowledge is experience.”— Albert Einstein Related Quotes “I began the study of medicine, impelled by a desire for knowledge of facts and of man. The resolution to do disciplined work tied me to both laboratory and clinic for a long time to come.”— Karl Jaspers “The wisdom of the wise and the experience of the ages are perpetuated by quotations.”— Benjamin Disraeli “If we look at the realm of knowledge, how exceedingly small and limited is that part acquired through our own senses how wide is that we gain from other sources.”– Matthew Simpson