"I have sown many seeds, but only a few have borne fruit."

"My experiments with single traits all lead to the same result: that from the seeds of hybrids, plants are obtained half of which in turn carry the hybrid trait (Aa), the other half, however, receive t…"

"My scientific studies have afforded me great satisfaction; and I am convinced that it will not be long before the whole world acknowledges the results of my work."

"The value and utility of any experiment are determined by the fitness of the material to the purpose for which it is used."

"The traits of living things are governed by unseen laws."