Life without enquiry is not worth living for a man.

I hold a beast, an angel, and a madman in me, and my enquiry is as to their working, and my problem is their…

— Dylan Thomas

Science is wonderful at destroying metaphysical answers, but incapable of providing substitute ones. Science takes away foundations without providing a replacement. Whether we want…

— Hilary Putnam

I rejoice in a belief that intellectual light will spring up in the dark corners of the earth; that freedom of enquiry will produce…

— George Washington

If you walk along the street you will encounter a number of scientific problems. Of these, about 80 per cent are insoluble, while 19½…

— Hermann Bondi

Had you or I been born at the Bay of Soldania, possibly our Thoughts, and Notions, had not exceeded those brutish ones of the…

— John Locke

The mention of one apartment in a building naturally introduces an enquiry or discourse concerning the others: and if we think ofa wound, we…

— David Hume

There is something myopic and stunted in focussing only on the meaning of words and sentences. And this myopia is especially unfortunate when combined…

— David E. Cooper

In other words, the propositions of philosophy are not factual, but linguistic in character - that is, they do not describe the behaviour of…

— A.J. Ayer

Funnily enough we have never had one enquiry for Paul Scholes. You know why? Because they all know he will never leave. in my…

— Alex Ferguson

After all, what else is scientific enquiry of any sort other than a controlled version of banging one's head against the universe until something…

— Tom Holt

“Books are not made to be believed, but to be subjected to enquiry”

— Umberto Eco

“Do not ask questions until you have trained yourself not to know the answers.”

— Jack Gardner

The writing of solid, instructive stuff fortified by facts and figures is easy enough. There is no trouble in writing a scientific treatise on…

— Stephen Leacock

[No one will be able to] deter the scientific mind from probing into the unknown any more than Canute could command the tides.

— Warren E. Burger

It is not therefore the business of philosophy, in our present situation in the universe, to attempt to take in at once, in one…

— Colin Maclaurin