One could write a history of science in reverse by assembling the solemn pronouncements of highest authority about what could not be done and could never happen.

Everything is theoretically impossible, until it is done. One could write a history of science in reverse by assembling the solemn pronouncements of highest authority about what could not be done and could never happen.

Never worry about theory as long as the machinery does what it's supposed to do.

No statement should be believed because it is made by an authority.

A generation which ignores history has no past — and no future.

Violence, naked force, has settled more issues in history than has any other factor.