Quote of the day
My yesterdays walk with me. They keep step, they are gray faces that peer over my shoulder.
Joseph Proust
Born: September 26, 1754
Died: July 5, 1826 (aged 71)
Bio: Joseph Louis Proust was a French chemist. He was best known for his discovery of the law of constant composition in 1794, stating that chemical compounds always combine in constant proportions.