And gradually they're beginning to recognize the fact that there's nothing more secure than a democratic, accountable, and participatory form of government. But it's sunk in only theoretically, it has not yet sunk in completely in practical terms.
Wole Soyinka

Because of the Turing completeness theory, everything one Turing-complete language can do can theoretically be done by another Turing-complete language, but at a different cost. You can do everything in assembler, but no one wants to program in assembler anymore.
Yukihiro Matsumoto

Democracy may mean something more than a theoretically absolute popular government, but it assuredly cannot mean anything less.
Herbert Croly

Everything is theoretically impossible, until it is done.
Robert A. Heinlein

Faith means belief in something concerning which doubt is theoretically possible.
William James

If one introduces the concept of energy of an earthquake then that is a theoretically derived quantity.
Charles Francis Richter

SF is the literature of the theoretically possible, and F is the literature of the impossible.
Piers Anthony

The theoretically unrestricted right to develop power, to wage war against other states, is antisocial and is doubly dangerous, because the state as a mass entity represents a low moral and intellectual level.
Christian Lous Lange

What happened on September 11th is at least, theoretically, small stuff compared to what can happen.
Robert D. Kaplan

Whenever anyone says, 'theoretically,' they really mean, 'not really.'
Dave Parnas

While theoretically and technically television may be feasible, commercially and financially it is an impossibility.
Lee De Forest

Without needing to be theoretically instructed, consciousness quickly realizes that it is the site of variously contending discourses.
Seamus Heaney