Everything is theoretically impossible until it's done.

In theory, there is no difference between theory and practice. But, in practice, there is.

These heme like substances theoretically inhibit ALA synthase and hence the accumulation of toxic precursors.

The President may refuse to accept the proposal and demand for another candidate (theoretically for an unlimited number of times).

This is not a theoretical possibility such risks manifested themselves quite clearly in late 2008 and into early 2009.

The interpretation of these observations requires extensive theoretical work and computer modelling of the physical characteristics of NEOs.

(Replacement parts for both engines are still in production and it is theoretically possible to assemble a new engine from the parts.

The struggle of certain women for their rights is only limited to discourse and it vacillates before facts (it exists only theoretically).

Algorithmic analysis It is frequently important to know how much of a particular resource (such as time or storage) is theoretically required for a given algorithm.

And so it's not going to break very easily, but if it does, virtually every piece in this machine can be swapped out and replaced with a hex wrench and a screwdriver.

Americans themselves are discovering that unlimited choice seems more attractive in theory than in practice.

In theory, the continuous information (also analog signal) has an infinite number of possible values with the only limitation on resolution being the accuracy of the analog device.

Theoretically, it is possible that all seats could be filled on the first ballot, but we need to be responsible and consider all possible and probable scenarios.

There seems in theory no reason why such treaties should not stand on the same footing as bilateral treaties between the belligerents.

In other words, it is theoretically possible that before too long we will be biotechnologically capable of creating human beings that glow in the dark.

While voluntary contributions could theoretically yield immediate cash resources, its feasibility depends to a large extent on the likelihood and timing of necessary donations.

In theory all health facilities from Basic Health Units to the large hospitals, are equipped to provide at least some form of trauma treatment.

Under the dual leadership system, each local Bureau or office is under the coequal authority of the local leader and the leader of the corresponding office, bureau or ministry at the next higher level.

The independence of the Administrative Tribunal, emphasized by the Assembly on a number of occasions, is reinforced by both the perceived and actual complete independence of its secretariat in providing services to the Tribunal.

But the evidence is that highly effective fiscal policy, even at the zero lower bound on interest rates, remains at best a theoretical possibility, subject to severe political constraints.

But the stringent institutional reforms that they demand, while beneficial in theory, might not stabilize, let alone enhance, the development process.

That adjustment, which may appear to be somewhat theoretical, is important to the extent that it tones down the idea of permanency, a notion that causes considerable problems for a significant number of States.

A few of these are Secret sharing schemes such as Shamir's are information theoretically secure (and also perfectly secure) in that less than the requisite number of shares of the secret provide no information about the secret.

Directive 2000 31 EC of the European Union on electronic commerce ( the European Union Directive ), on the other hand, allowed the parties to prove the essence of the signature without abstractly proving the reliability of the technology.

Those confrontations ended a century and a half ago, thanks largely to a common determination to concentrate on ideas that united the different communities in practice, rather than focusing on those that set them apart in theory.

OIOS also noted that there is a mobility policy which supposedly guides the deployment of staff with a view to enhancing their field exposure. However, in practice it does not appear to be functional, as most subregional office staff professed no knowledge of it.

This is harder to judge than is the solvency of a firm, because a sovereign state possesses the power to tax. In theory, all that is needed in order to get out of debt is to increase taxes and cut spending.

There are nano engineered designs, which at least have been analyzed theoretically, that show the potential to be very lightweight, very inexpensive, very efficient, and we'd be able to actually provide all of our energy needs in this renewable way.

We opened up our talks to the world, and suddenly there are millions of people out there helping spread our speakers' ideas, and thereby making it easier for us to recruit and motivate the next generation of speakers.

The notions of strengthening international peace and stability, reducing stockpiles of conventional weapons, and curbing the threat of weapons of mass destruction in all their forms currently existing and theoretically possible in the future have never been abstract for the people of Belarus and of like minded countries.

Convinced that any doctrine of superiority based on racial differentiation is scientifically false, morally condemnable, socially unjust and dangerous, and that there is no justification for racial discrimination, in theory or in practice, anywhere,

This is harder to judge than is the solvency of a firm, because a sovereign state possesses the power to tax. In theory, all that is needed in order to get out of debt is to increase taxes and cut spending.

Theoretically, all five can decay into isotopes of element 72 (hafnium) by alpha emission, but only 180W has been observed ref to do so with a half life of (1.8 0.2) 1018 years on average, this yields about two alpha decays of 180W in one gram of natural tungsten per year.