Strictly speaking, the theory is not correct.とは 意味・読み方・使い方

Theory and practice don't necessarily go together.

Theory and practice do not necessarily go together.

Theory and practice don't necessarily go together.

Theory and practice do not necessarily go together.

The theory is irreconcilable with the facts.

I don't mean to challenge your theory.

Strictly speaking, the theory is not correct.

true in fact and theory

I think your theory does not hold water.

Theory and practice do not always go together [hand in hand].

I can't think about that logically.

The theory is not accepted.

That theory isn't generally accepted.

It may be so in theory, but not so in practice.

That can't be logical.

It is a mere theory, and practically impossible―impracticable―unfeasible.

In substance [outline], the theory is as follows [like this].

Everybody else says that the theory is not correct.

That can't be logical.

I wouldn't go so far as to say your theory is completely wrong.

accommodate a theory to the facts

Theory should go hand in hand with practice.

The theory is not accepted yet.

So it is in theory

It is theoretically so.

The theory is supported by facts.

It isn't as easy in practice as in theory.

The results will not contradict the theory.

a theory incompatible with the facts

I don't mean to challenge your theory.