It is "truth without proof".

这就是“真理无需证据”。

youdao

Another worry has been the way anyone can join Skype's network without proof of identity.

另外一个担忧是任何人都不需要身份证明来加入Skype的网络。

youdao

Your suspicions are aroused, but as a security analyst, you can't go around pointing fingers without proof.

您产生了怀疑，但作为一名安全分析师，您不能在没有证据的情况下到处指证。

youdao

But no bank would give her a letter without proof that she would be admitted.

FORBES

Regulators are threatening to close loopholes that allow some devices to get approved without proof that they work.

FORBES: Magazine Article

Without proof of actual risk to others there was insufficient justification for impairing the constitutional rights of Ms Fleming, he said.

BBC: Marie Fleming and Tom Curran