请问如何翻译: 没有实践，就不可能有科学的理论。

Please advise me how to translate " No practice means no scientific theory"

(1)It's impossible for scientific theory to come into existence  without practice.

(2) Scientific theory comes with the existence of practice.

(3) No practice means no scientific theory.

(4) Practice is a must for scientific theory

(5)There is no scientific theory where there  is no practice.

(6)Scientific theory can't exist without practice.

(7) Scientific theory only comes/arises from practice.

(8) Scientific theory comes/arises  from practice alone.

(9) There can't be genuine scienific theory without practice.

(10)Scientific theory can't come into existence in the absence of practice.

(11) Practice alone can create /produce genuine scientific theory.

(12) It is only practice that can create scientific theory.

(13) No scienific theory is likely to come into existence without practice.

(14) Scientific theory is not likely to come into being /existence without practice.

(15)Scientitifc theory must be based on practice.

(16)By no means can scientific theory be separated from practice.  

(17) No scientific theory can exist without practice.

(18) No scientific theory can exist in the absence of practice.

(19) If there were not  practice, there would  be no scientific theory.（虚拟语气陈述语序 结构）

(20) Were there no practice ,there would be no scientific theory.（虚拟语气倒装结构）

(21) If there is no practice, there will be no scientific theory.(陈述语气）

总结：以上句子实际上是下面的意思

(1)没有理论的实践是盲目的，没有实践的理论是空洞的。

Practice without theory is blindfold and theory without practice is inane.

(2)脱离实践的理论是空泛的, 脱离理论指导的实践是盲目的。

Theories deviating practices are inane , while practices deviating theories are blindfold.