Being skeptic on science

"(...) if I am right, what they meant by a science, was the total principal industry of a social group, whose whole lives, or many years of them, are consecrated to inquiries to which they are so devoted as to be drawn to every person who is pursuing similar inquiries, and these inquiries conducted according to the best methods so far found out, to which they were trained and for the prosecution of which every [one] of them possessed special advantages, their different inquiries being so nearly of the same nature that they thoroughly understood one another’s difficulties and merits, and could after a brief preparation have generally each one have taken up and carried on the other’s work, although probably not with quite his success.
It follows that the limits of a science are those of a social group (...)"

- Charles S. Peirce

See more at The Commens Dictionary of Peirce's Terms