[W]henever I found out anything remarkable, I have thought it my duty to put down my discovery on paper, so that all ingenious people might be informed thereof.
Source: Letter, 12 Jun 1716.
-- Antonie van Leeuwenhoek, (Oct 24 1632-1723), Dutch biologist; He pioneered lens-grinding and microscopy; discovered protozoa; described bacteria, 1683; studied capillary circulation.