His carefully calculated sincerity is almost entirely…

“When the real and the imaginary become indistinguishable the real becomes a fetish.”

— Volker Grassmuck

If a lunatic scribbles a jumble of mathematical symbols it does not follow that the writing means anything merely because to the inexpert eye…

— Eric Temple Bell

My work indicated that if we consider smaller and smaller black holes, at some stage, the properties of black holes become indistinguishable from those…

— Ashoke Sen

Some racists still reject the plain testimony written in the DNA that all the races are not only human but nearly indistinguishable. . . .

— Carl Sagan

It seemed that everyone else could mate, could fit their parts together in pleasant and productive ways, but that some almost indistinguishable difference in…

— Peter Cameron

“Any sufficiently advanced technology is indistinguishable from magic. Turn it around. What is advanced magic indistinguishable from? Any sufficiently advanced magic is indistinguishable from…

— Lev Grossman

Effective searching procedures become, when the search-space is sufficiently large, indistinguishable from true creativity.

— Richard Dawkins

The scientist is indistinguishable from the common man in his sense of evidence, except that the scientist is more careful.

— Willard Van Orman Quine

The act of true giving is indistinguishable from receiving.

— Anonymous

Any sufficiently badly-written science is indistinguishable from magic.

— Aaron Allston

Being too early is indistinguishable from being wrong.

— Tim O'Reilly

“Never stop acquiring the commonsense, it is as good as the knowledge.”

— Amit Kalantri

“Sleep, when deep enough, is indistinguishable from vigilance.”

— R. Scott Bakker

Any sufficiently advanced technology is indistinguishable from a completely ad hoc plot device.

— David Langford

In a broad systems sense, an organism's environment is indistinguishable from the organism itself.

— Kevin Kelly